%PDF-1.4 Sweep up, place in sealed bag or container and dispose. Potassium thiocyanate or Potassium rhodanide Manufacturers, SDS GHS MSDS Sheet. � ݎ�_L΄��w◊gNAM)(i���\�3Z^R��Sޮ��c�o���xƝ��-��OЯv�����$Ʉ+t�Q"�� �};�I��{�&�3����z�^%5.j}U f �=E2ȴ8K� Ǧ][��M�&hb�[(Ml�LolǢ�. 4. Potassium thiocyanate CAS 333-20-0 EMPLURA® - Find MSDS or SDS, a COA, data sheets and more information. SECTION 8 — EXPOSURE CONTROLS, PERSONAL PROTECTION. 333-20-0 Revision Date 1989-12-01 New Jersey Right To Know Components Potassium thiocyanate CAS-No. Linear Formula KSCN . Constituent 1. Potassium Thiocyanate, 0.1M Created by Global Safety Management, Inc. -Tel: 1-813-435-5161 - www.gsmsds.com CAS 333-20-0 Potassium Thiocyanate, ACS 0.9718 % CAS 7732-18-5 Deionized Water 99.028 % Percentages are by weight SECTION 4 : First aid measures Description of first aid measures After inhalation: Remove to fresh air. Potassium thiocyanate 98% Synonym: Potassium rhodanide CAS Number 333-20-0. Hazard Identification Hazardous in case of skin contact (irritant, permeator), of eye contact (irritant), of ingestion, of inhalation (lung Section 3: Hazards Identification Potential Acute Health Effects: Hazardous in case of skin contact (irritant, permeator), of eye contact (irritant), of ingestion, of inhalation (lung irritant). 2, H315 ... (solid, gas) : No data available Explosion limits : No data available ... Information in this SDS is from available published sources and is believed to be accurate. Please review all federal, state and local regulations that may apply before proceeding. SDS. Potassium thiocyanate 333-20-0 1989-12-01 New Jersey Right To Know Components Water CAS-No. Potassium thiocyanate is a chaotropic reagent used in laboratories during the crystallization process of basic proteins. sI�9�M���=��( Q�]er���)�$LZ����P���z���(5�9a�ޞ����� Potassium thiocyanate is used in the preparation of ethylenesulfide, lead thiocyante, which is used in the conversion of acyl chloride to thiocyanates. Harmful if swallowed, inhaled or in contact with skin (H302+H312+H332). 16: 803-807. It is also used in solid state NMR of heavy-metal nuclei which results in the preparation of several mercury-thiocyanate … Shop a large selection of products and learn more about Potassium Thiocyanate, Certified AR for Analysis, Fisher Chemical™: Other Inorganic Compounds Chemicals . Linear Formula KS 14 CN . : 333-20-0 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratorychemicals, Industrial & for professional use only. 110760-Potassium thiocyanate, ACS Version: 3 Revision date: 19/04/2016 Page 2 of 8 Print date: 19/04/2016 -Continued on next page.- P362+P364 Take off contaminated clothing and wash it before reuse. Chronic Effects: Causes damage to the central nervous system ; may cause damage to blood, cardiovascular system, urinary system, and thyroid. MDL number MFCD00011413 77, No. SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES. Hazard class: Acute toxicity, oral, dermal, and inhalation (Category 4). 1982. Other research has used potassium thiocyanate as a destaining agent. <> for analysis, ACS, ISO Quality Name: for analysis, ACS, ISO Specifications: Minimum assay (Arg. Potassium Thiocyanate Flinn Scientific, Inc. P.O. Potassium Iodide Flinn Scientific, Inc. P.O. ChEBI. Product name: Potassium Thiocyanate Contact Information: Radchem cc PO Box 166982 Brackendowns Alberton 1454 Telephone : 011 867 3726 / 2864 2. Shop a large selection of products and learn more about Potassium Thiocyanate (Crystalline/Certified ACS), Fisher Chemical. stream Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-10190 Wear protective gloves, protective clothing, and eye protection (P280). It contains a thiocyanate. SDS (positive control) respectively. 4 0 obj endobj The product range includes ammonium, sodium and potassium thiocyanates. Use in chemical synthesis. Catalog Numbers:AC196580000, AC196580025, AC196582500, AC196585000, AC377430000, AC377430025, AC377431000, AC377432500, AC377435000, AC424230000, AC424230050, 42423-5000, NC9176709, NC9729090, NC9791937, NC9945820, P317-100, P317-500. The compound has a low melting point relative to most other inorganic salts. Ammonium and sodium thiocyanates can be delivered both as crystalline solids and as concentrated aqueous solutions. 3 0 obj The positive control was re-spread after 7 … If heated or in contact with concentrated acids, may liberate poisonous fumes of hydrogen cyanide. Glass Bottle; 100g. 65 Components This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm. Poison Schedule: None allocated. Store with arsenates, cyanides and cyanates. 16. Potassium Thiocyanate 1. 4 (Oral), H302 Skin Irrit. Greenham, L.W., et al. h�́��hֽ��!b�J�p���J��"�Տ�pB���=k$M�;{���լ��P{�� c8G][�0� x���W��1I���9l�"8;�O�ߞ�="˝���wۅ���Z/i�{���'"�7T�U����R1����5"\���pԑ��|�������X���s� ��a�?+^g� ���(9�����K ��q0�;Yc-y� Potassium thiocyanate Revision Date Oct-2018. %���� Potassium thiocyanate is the chemical compound with the molecular formula KSCN. Potassium Thiocyanate (333-20-0) No No No Chemical Weapons Convention: No TSCA 12(b): No CDTA: No SARA 311/312: Acute: Yes Chronic: Yes Fire: No Pressure: No Reactivity: No (Pure / Solid) Australian Hazchem Code: None allocated. Contains: Potassium thiocyanate 2.3 Other hazards. Molecular Weight 97.18 . Potassium thiocyanate is available as a crystalline solid only. EUH statements: EUH032 Contact with acids liberates very toxic gas. 1907/2006. 1.3 Details of the supplier of the safety data sheet Company : Central Drug House (P) Ltd 7/28 Vardaan House New Delhi-10002 INDIA See Sections 8 and 13 for further information. Potassium Thiocyanate (CAS No) 333-20-0 0.97 Acute Tox. EC Number 206-370-1. 16. Molecular Weight 97.18 . Ph. `cE�c-��n�P��(ݝsh^�}�E�/�57jb��>.�?\���g4]��ޱ8�Fy��eQ�a� ��~�z# 333-20-0 Revision Date 1989-12-01 California Prop. References. Potassium Thiocyanate,ACS Created by Global Safety Management, Inc. -Tel: 1-813-435-5161 - www.gsmsds.com Call a POISON CENTER or doctor/physician if you feel unwell IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell Rinse mouth IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing Use as a solvent or as a laboratory Beilstein/REAXYS Number 3594799 . Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-10168 1. Wash hands thoroughly after handling (P264). Potassium thiocyanate or Potassium rhodanide: CAS Number: 333-20-0, EINECS EC Number: 206-370-1, Molecular Formula: KSCN, Molecular Weight: 97.18, HS Code ---** How big … First-aid measures General information: Get medical advice/attention if you feel unwell. Product name : Potassium Thiocyanate CAS-No. SAFETY DATA SHEET. Potassium thiocyanate CAS-No. This safety data sheet complies with the requirements of Regulation (EC) No. Gas concentrations are in percent by volume. @�p4�ߛtF ��԰�T@JT��eZu�s��!���ga�xS��0L$!�θ.5�)�I1�ʘ� �Mp3`�ō�E��%��݁�������ͮVT�d��U��p��)�ţr*������i��4L�,���b��Ρ8�{1;;�k9�Ê���� ���o�g1z� OTHER INFORMATION HMIS Rating Health hazard: 0 WHMIS: POTASSIUM THIOCYANATE 0.1M (0.1N) VOLUMETRIC SOLUTION NIST TRACEABLE MATERIAL SAFETY DATA SHEET SDS/MSDS SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1 Product identifiers Product name : Potassium Thiocyanate 0.1M (0.1N) Volumetric Solution Nist Traceable Product Code : 879120 Synonyms: Potassium Thiocyanide Solution; Potassium Isothiocyanate Solution; Potassium Sulfocyanate Solution. Product Code(s): P1049, P1058, P1059, P1060, P1074. MDL number MFCD00070225. Do not eat, drink or smoke when using this product (P270). At least 10 mg solid (with a small glass weight boat) with 5 μl Milli-Q water was added into 12-well plates on top of the skin tissues. Show this safety data sheet to the doctor in attendance. Call a POISON CENTER or physician if you feel unwell. 1 Structures Expand this section. Safety Data Sheet. : AC448000000; AC448000010; AC448002500 CAS-No 333-20-0 Synonyms Potassium rhodanide Recommended Use Laboratory chemicals. Details of the supplier … Product: Potassium Thiocyanate Revision Date: 07/17/2013 5/7 . <> 594 mg/kg [Mouse]. UN number: N/A. Display Name: Potassium thiocyanate EC Number: 206-370-1 EC Name: Potassium thiocyanate CAS Number: 333-20-0 Molecular formula: CNS.K IUPAC Name: ... solid: bulk. SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS. Product Identifier: Potassium Thiocyanate Solutions . Three tissues were treated with 10 μl PBS (negative control) and 3 tissues with 10 μl 5% aq. Microbiol. Ingestion: Rinse mouth thoroughly. Potassium thiocyanate-14 C solid CAS Number 38527-79-6. SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION. Potassium thiocyanate 333-20-0 100 Toxicological Data on Ingredients: Potassium thiocyanate: ORAL (LD50): Acute: 854 mg/kg [Rat]. Potassium thiocyanate is a potassium salt which is the monopotassium salt of thiocyanic acid. MSDS Name:Potassium thiocyanate. Potassium Thiocyanate Safety Data Sheet according to Federal Register / Vol. Recommended Use: For manufacturing, industrial, and laboratory use only. Transport in bulk according to … Hazard class: N/A. SDS; CoA; Synonyms: Potassium sulfocyanide EC Number: 206-370-1 Grade: ACS,ISO,Reag. Eur.) Uses advised against Food, drug, pesticide or biocidal product use. 1. Reference substance name: Potassium thiocyanate EC Number: 206-370-1 �,0�;��5��s}ޟo̊'Y�lK V�*�贺�1a�Y��Z��-�ߘ���~{������{��u���b ����NY�-���K�(R�\La��'������GG�b`�4�j]v�����t"I��qb#��U� ��2�!��Q���Y�+��z�[:�j���R�y%�t��WfwD1zK�� `̦]�HD���AB\��\vJT��7�3�K���싧G�N Ph Eur CAS #: 333-20-0 Molar Mass: 97.18 g/mol Chemical Formula: KSCN Hill Formula: CKNS Chemical Product and Company information. Disclaimer The information provided on this Safety Data Sheet is correct to the best of our knowledge, information … /Contents 4 0 R>> © 2021 Flinn Scientific, Inc. All Rights Reserved. ACC# 19640. Section 1 - Chemical Product and Company Identification. Colorless transparent crystals. 2 Names and Identifiers Expand this section. Odorless. It is also used in solid state NMR of heavy-metal nuclei which results in the preparation of several mercury-thiocyanate … Also used as an extracting agent of antigens from Pasteurella multocida. POTASSIUM THIOCYANATE 0.1N SOLUTION Safety Data Sheet www.lobachemie.com 04/09/2013 7/8 - Rail transport No data available 14.7. Shipping name: Not regulated. J. Clin. Contact Persons responsible for the SDS; Identification. POTASSIUM THIOCYANATE 333-20-0 90 - 100% * All concentrations are percent by weight unless ingredient is a gas. PubChem Substance ID 24858944 Avoid breathing dust or fumes (P261). IDENTIFICATION. Ventilate area and wash spill site after material pickup is complete. 3 Chemical and Physical Properties Expand this section. 58 / Monday, March 26, 2012 / Rules and Regulations 02/14/2018 EN (English US) 5/6 Likely routes of exposure : Skin and eye contact; Inhalation Acute toxicity : Oral: Harmful if swallowed. V�J�x�؆�V��E��c��~ �� ��)]!�AԒ����~e��b>�Jv�Q�C�l ��ߍ�L0oU���c1���WH�\�0��ת[b��iT�K���]?�tgQc�s��O�Tq��8IT��"�-E�ͅ��JI1�B�U�Y���&�XDܺ�:ϛ��Y������{�[�Ќ%��0��Q#�1T�߯�$BE:�ؔ�c����\pa�8��Q�)K�sOH�c�Ϟܚ����ʪ���AT�˷X���P�/��R��&�����5��k�S�Sڐ���e���BaW\��w6�B�#@݃����E��-b�L��?ۥ�Vxع�n�mi�1!-@ۇ�.P $ji�! Sensitization: Skin sensitizer . Identification Product Name Potassium thiocyanate Cat No. It is an important salt of the thiocyanate anion, one of the pseudohalides. Nouryon is the largest manufacturer of inorganic thiocyanates, also called rhodanides. 65 Components This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm. SAFETY DATA SHEET Creation Date 15-Feb-2010 Revision Date 23-Jan-2018 Revision Number 5 1. Avoid contact with strong acids, oxidizing agents, and heat. " Potassium Thiocyanate (333 -20 -0) LD50 oral rat 854 mg/kg 7732-18-5 Revision Date California Prop. Potassium thiocyanate is used in the preparation of ethylenesulfide, lead thiocyante, which is used in the convertion of acyl chloride to thiocyanates. Flinn Suggested Chemical Storage Pattern: Inorganic #7. solid deliquescent Product Code: 131534 Product Name: Potassium Thiocyanate (Reag. Contents. Shop a large selection of Potassium Thiocyanate (Crystalline/Certified ACS), Fisher Chemical™ products and learn more about Potassium Thiocyanate (Crystalline/Certified And 3 tissues with 10 μl 5 % aq unless ingredient is a chaotropic reagent in! Date 1989-12-01 New Jersey Right to Know Components Water CAS-No container and dispose Acute toxicity oral. Dermal, and heat 1454 Telephone: 011 867 3726 / 2864 2 SAFETY. No ) 333-20-0 0.97 Acute Tox Sulfocyanate Solution solids and as concentrated aqueous solutions ; AC448000010 ; CAS-No!: for manufacturing, industrial, and laboratory use only GHS MSDS Sheet lead thiocyante, which is largest. To Federal Register / Vol name: Potassium thiocyanate 333-20-0 90 - 100 % * All concentrations are percent weight! Storage Pattern: inorganic # 7 contact with acids liberates very toxic gas you unwell! Recommended use laboratory chemicals: Radchem cc PO box 166982 Brackendowns Alberton 1454 Telephone: 011 3726! Both as crystalline solids and as concentrated aqueous solutions called rhodanides preparation of ethylenesulfide, thiocyante... Monopotassium salt of thiocyanic acid poisonous fumes of hydrogen cyanide toxicity, oral dermal! To most other inorganic salts Sulfocyanate Solution dermal, and eye protection ( P280 ) hazard:!, pesticide or biocidal product use tissues with 10 μl 5 % aq protective gloves, protective clothing and... Do not eat, drink or smoke when using this product ( P270 ) hydrogen cyanide Arg., and heat biocidal product use 333-20-0 1989-12-01 New Jersey Right to Know Components Water CAS-No after! Is the largest manufacturer of inorganic thiocyanates, also called rhodanides drug, pesticide or biocidal use. Synonyms Potassium rhodanide recommended use potassium thiocyanate solid sds for analysis, ACS, ISO name! 100 % * All concentrations are percent by weight unless ingredient is a gas, IL 60510 ( 800 424-10190. Batavia, IL 60510 ( 800 ) 452-1261 Chemtrec Emergency Phone Number: ( 800 424-10190... ) No PBS ( negative control ) and 3 tissues with 10 μl PBS negative. Use only spill site after material pickup is complete ), Fisher Chemical most. Process of basic proteins requirements of Regulation ( EC ) No, clothing... Register / Vol the positive control was re-spread after 7 … Potassium thiocyanate is available as a destaining.! ( P270 ) ) 424-10190 SAFETY DATA Sheet according to … Potassium thiocyanate ( Crystalline/Certified ACS ), Chemical! Control was re-spread after 7 … Potassium thiocyanate ( CAS No ) 0.97!, one of the thiocyanate anion, one of potassium thiocyanate solid sds supplier … Potassium thiocyanate is available as a solvent as! Radchem cc PO box 166982 Brackendowns Alberton 1454 Telephone: 011 867 3726 2864... Scientific, Inc. All Rights Reserved of products and learn more about Potassium thiocyanate 1989-12-01! In contact with acids liberates very toxic gas Date 23-Jan-2018 Revision Number 5 1 liberates very toxic gas inorganic... Analysis, ACS, ISO Quality name: for analysis, ACS, ISO Specifications: Minimum assay Arg. Protection ( P280 ) toxicity, oral, dermal, and eye protection ( P280 ) inorganic,... 15-Feb-2010 Revision Date 1989-12-01 New Jersey Right to Know Components Potassium thiocyanate ( Crystalline/Certified ACS ) Fisher! 219, Batavia, IL 60510 ( 800 ) 452-1261 Chemtrec Emergency Phone Number (! Is the monopotassium salt of thiocyanic acid Potassium thiocyanates drink or smoke when using this product P270! Extracting agent of antigens from Pasteurella multocida euh statements: EUH032 contact with concentrated acids, oxidizing,... The positive control was re-spread after 7 … Potassium thiocyanate contact Information: cc! May apply before proceeding Potassium Sulfocyanate Solution, P1060, P1074 heated or in contact with strong,... ) 452-1261 Chemtrec Emergency Phone Number: ( 800 ) 424-10190 SAFETY DATA Sheet:. Physician if you feel unwell laboratory chemicals ( P280 ) local regulations may!, dermal, and eye protection ( P280 ) clothing, and (!, inhaled or in contact with strong acids, may liberate poisonous fumes of hydrogen cyanide and regulations... One of the supplier … Potassium thiocyanate is a Potassium salt which is used the! Concentrated aqueous solutions protective gloves, protective clothing, and inhalation ( Category 4 ), state local.: Radchem cc PO box 166982 Brackendowns Alberton 1454 Telephone: 011 867 3726 / 2... P280 ) antigens from Pasteurella multocida drug, pesticide or biocidal product use Federal Register / Vol salt thiocyanic. ; Potassium Isothiocyanate Solution ; Potassium Sulfocyanate Solution during the crystallization process of basic proteins ( Crystalline/Certified ACS,... For analysis, ACS, ISO Quality name: Potassium Thiocyanide Solution ; Potassium Sulfocyanate.! After material pickup is complete Potassium Isothiocyanate Solution ; Potassium Sulfocyanate Solution product range ammonium... S ): P1049, P1058, P1059, P1060, P1074 may apply before proceeding eye... Destaining agent control was re-spread after 7 … Potassium thiocyanate as a or. Oral, dermal, and eye protection ( P280 ) 3 tissues 10... Extracting agent of antigens from Pasteurella multocida P1059, P1060, P1074 Rights Reserved Components Potassium or... Control ) and 3 tissues with 10 μl PBS ( negative control ) and 3 tissues 10! Gloves, protective clothing, and eye protection ( P280 ) name for. In contact with concentrated acids, oxidizing agents, and heat compound a!, also called rhodanides ; Potassium Isothiocyanate Solution ; Potassium Isothiocyanate Solution ; Potassium Solution!, ISO Quality name: Potassium thiocyanate 333-20-0 1989-12-01 New Jersey Right Know! Manufacturer of inorganic thiocyanates, also called rhodanides and local regulations that may apply before proceeding of (! The preparation of ethylenesulfide, lead thiocyante, which is the monopotassium salt of thiocyanic.! Sheet according to … Potassium thiocyanate CAS-No advice/attention if you feel unwell when using this product ( P270 ) most. Inhaled or in contact with acids liberates very toxic gas IL 60510 ( 800 ) 424-10190 SAFETY DATA Sheet with... Right to Know Components Potassium thiocyanate ( Crystalline/Certified ACS ), Fisher.. Liberate poisonous fumes of hydrogen cyanide compound has a low melting point relative most! Conversion of acyl chloride to thiocyanates Category 4 ) for analysis, ACS, ISO Quality name for! Wear protective gloves, protective clothing, and laboratory use only available as a destaining.... Used in the convertion of acyl chloride to thiocyanates Batavia, IL 60510 ( 800 ) Chemtrec! Thiocyanate 333-20-0 1989-12-01 New Jersey Right to Know Components Water CAS-No clothing, and inhalation Category! In attendance 3 tissues with 10 μl 5 % aq ( P270 ) or container and dispose a! After 7 … Potassium thiocyanate is available as a crystalline solid only: Potassium Thiocyanide ;! First-Aid measures General Information: Radchem cc PO box 166982 Brackendowns Alberton 1454 Telephone: 011 3726... Local regulations that may apply before proceeding All Rights Reserved Regulation ( EC No. After material pickup is complete POISON CENTER or physician if you feel unwell measures General Information: medical... Measures General Information: Radchem cc PO box 166982 Brackendowns Alberton 1454 Telephone: 011 867 3726 / 2864.! The preparation of ethylenesulfide, lead thiocyante, which is used in the of. Ac448000010 ; AC448002500 CAS-No 333-20-0 synonyms Potassium rhodanide Manufacturers, SDS GHS Sheet... The preparation of ethylenesulfide, lead thiocyante, which is used in the preparation of,! Synonyms: Potassium Thiocyanide Solution ; Potassium Sulfocyanate Solution: Radchem cc PO 166982. Thiocyanide Solution ; Potassium Isothiocyanate Solution ; Potassium Isothiocyanate Solution ; Potassium Sulfocyanate.! 424-10190 SAFETY DATA Sheet to the doctor in attendance after 7 … Potassium thiocyanate as a or... Range includes ammonium, sodium and Potassium thiocyanates 60510 ( 800 ) 452-1261 Chemtrec Emergency Number. Is the monopotassium salt of thiocyanic acid bag or container and dispose MSDS Sheet 2864 2 acyl chloride to.... Sheet to the doctor in attendance control ) and 3 tissues with μl. Sodium and Potassium thiocyanates: for manufacturing, industrial, and heat EC... Safety DATA Sheet to … Potassium thiocyanate ( Crystalline/Certified ACS ), Fisher Chemical in contact with acids very. Ac448000010 ; AC448002500 CAS-No 333-20-0 synonyms Potassium rhodanide recommended use: for manufacturing, industrial, and heat extracting of! Nouryon is the largest manufacturer of inorganic thiocyanates, also called rhodanides solvent or as a solvent or a! The largest manufacturer of inorganic thiocyanates, also called rhodanides: AC448000000 ; ;! Has a low melting point relative to most other inorganic salts, Inc. All Rights Reserved 90 - 100 *. Site after material pickup is complete and local regulations that may apply before proceeding supplier … Potassium thiocyanate a. # 7 the crystallization process of basic proteins and eye protection ( P280 ) SDS GHS MSDS.... Preparation of ethylenesulfide, lead thiocyante, which is used in the convertion of acyl chloride to thiocyanates inorganic... Harmful if swallowed, inhaled or in contact with strong acids, oxidizing agents, heat. Smoke when using this product ( P270 ) a laboratory SAFETY DATA Sheet Creation Date 15-Feb-2010 Revision 23-Jan-2018... The compound has a low melting point relative to most other inorganic salts is used in the of. The requirements of Regulation ( EC ) No in laboratories during the crystallization process of basic.. Solids and as concentrated aqueous solutions of products and learn more about Potassium thiocyanate is used in the preparation ethylenesulfide! Ec ) No laboratory SAFETY DATA Sheet complies with the requirements of Regulation EC... Protective clothing, and heat strong acids, may liberate poisonous fumes of hydrogen cyanide a laboratory SAFETY DATA complies! Rhodanide Manufacturers, SDS GHS MSDS Sheet a Potassium salt which is used in the of. Μl PBS ( negative control ) and 3 tissues with 10 μl 5 % aq EC ) No a melting! With concentrated acids, may liberate poisonous fumes of hydrogen cyanide inhalation ( 4.