Merck 101213 0500 Ammonium Thiocyanate Gr 500 GR.

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Description
Catalogue Number	101213
Replaces	AX1415; AX1415-1
Synonyms	Ammonium sulfocyanide, Ammonium rhodanide, Thiocyanic acid ammonium salt, Ammonium sulfocyanate

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Product Information
CAS number	1762-95-4
EC index number	615-004-00-3
EC number	217-175-6
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	CH₄N₂S
Chemical formula	NH₄SCN
Molar Mass	76.12 g/mol
HS Code	2842 90 80
Structure formula Image
Quality Level	MQ300

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Physicochemical Information
Density	1.31 g/cm3 (20 °C)
Melting Point	152 - 154 °C
pH value	4.0 - 5.5 (76.1 g/l, H₂O, 25 °C)
Vapor pressure	<0.1 hPa (20 °C)
Bulk density	600 - 700 kg/m3
Solubility	1600 g/l

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Toxicological Information
LD 50 oral	LD50 Rat 500 mg/kg

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n
Hazard Statement(s)	H302 + H312 + H332: Harmful if swallowed, in contact with skin or if inhaled.\nH318: Causes serious eye damage.\nH412: Harmful to aquatic life with long lasting effects.\nEUH032: Contact with acids liberates very toxic gas.
Precautionary Statement(s)	P273: Avoid release to the environment.\nP280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.\nP301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.\nP302 + P352 + P312: IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/doctor if you feel unwell.\nP304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
RTECS	XK7875000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	6\nSulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.

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Safety Information
Categories of danger	harmful, dangerous for the environment

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Storage and Shipping Information
Storage	Store at +2°C to +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

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Specifications
Assay (argentometric)	≥ 99.0 %
Insoluble matter	≤ 0.005 %
pH-value (5 %; water, 25 °C)	4.5 - 6.0
Chloride (Cl)	≤ 0.005 %
Sulfate (SO₄)	≤ 0.0025 %
Sulphide (S)	≤ 0.001 %
Cu (Copper)	≤ 0.0004 %
Fe (Iron)	≤ 0.0001 %
Pb (Lead)	≤ 0.0004 %
Heavy metals (as Pb)	≤ 0.0005 %
Residue on ignition (as sulfate)	≤ 0.025 %
Iodine consuming substances	≤ 0.02 %
	≤ 0.004 meq/g
Corresponds to ACS,ISO,Reag. Ph Eur