PRODUCT CODE:

131143

Ammonium Thiocyanate (Reag. Ph. Eur.) PA-ACS-ISO

CH₄N₂S

NH₄SCN

M.= 76,12	CAS [1762-95-4]	EINECS 217-175-6
NC 2842 90 80

SYNONYMS: Ammonium Sulphocyanide ·Ammonium Rhodanide ·
PHYSICAL DATA: White crystalline powder · Solubility in water at 20ºC 1650 g/l. · Hygroscopic · D: 1,305 · M. P.: 150 ºC ·
APPLICATIONS: Analytical reagent : RFE · USP 25 · BP · Ph. Eur. IV ·Spraying reagent for TLC ; H. Jork , W. Fischer , H. Wimmer : "Dünnschicht-Chromatographie-Reagenzien und Nachweise methoden", Band 12 , BCH-Verlag , Weinheim (1989). "Thin-Layer Chromatography" Volume 1a , 170.VCH Verlagsgesellschaft mbH.D-6940 Weinheim (1990) ·Reagent for the identification of Fe (III) ·In photography industry: ISO 3622 (1976) ·
BIBLIOGRAPHY: Merck Index 12 , 597 13 , 564 · Sax ANW 750 · Safety 2 , 244 D · Römpp 8 , 192 · Beilstein 3 , IV, 319 · BRN : 3595135 · ACS IX , 164 X , 176 · ISO 6353/3-1987 R - 46 , 9 ·

HAZARDOUS: E.C.: 615-004-00-3 · RTECS: XK 8750000 · LD₅₀ orl rat 750 mg/Kg ·

R: 20/21/22-32
S: 13

SPECIFICATIONS:

Minimum assay (Arg.)	99,0 %
pH of 5% solution	4,5-6,0
MAXIMUM LIMIT OF IMPURITIES
Insoluble matter in H₂O	0,005 %
Residue on ignition (as SO₄)	0,025 %
Iodine-reducing substances	0,002 meq/g
Chloride (Cl)	0,005 %
Sulphate (SO₄)	0,005 %
Sulphide (S)	0,001 %
Heavy metals (as Pb)	0,0005 %
Cu	0,0005 %
Fe	0,0001 %
Ni	0,0005 %
Pb	0,0005 %