Stearic acid

Properties:

White flexible small plate with gloss, flammable,sg (d⁸⁰₄)0.8390.mp 69.6, bp 361.1 RR (n⁸⁰_D)1.4299, FP 385F

Quality index: GB9103-88

Item	Quality index
	200	400	800
Iodine value g/100g <	2.0	4.0	8.0
Saponification number mg/g	206-211	203-214	193-220
Acidity mg/g	205-210	202-212	192-218
Color (Hazen) <	200	400	400
Fp	54-57	54	52
Moisture % <	0.20	0.20	0.30
Free acid % <	0.001	0.001	0.001

Uses:

The material of stearate, also applied in textile, dyeing, leather, wax paper etc.

Ammonium thiocyanate

MF: NH₄SCN

Properties:

Colorless monoclinic flake or pole crystal, gloss, RD 1.306, mp 149.6.

Quality index: HG/T 2154-91

Item	Quality index
	Premium grade	First grade	Salable product
NH4CNS,%	97.0	96.0	95.0
Solution (100g/L)appearance	clear	slight floc	-
PH (50g/L Aq.)	4.5-6.0	4.5-6.0	-
Chloride( NaCl ),%	0.10	0.10	0.20
Sulfate [(NH4)2SO4],%	0.06	0.10	0.20
residue on ignition %	0.10	0.15	0.20
Heavy metals (Pb),%	0.0020	0.0020	-
Fe ,%	0.0005	0.0080	0.020
sulfide(S),%	0.005	-	-

Uses:

The material of oxydol,dyeing, the catalyst of organic synthesis, pesticide, reagent, antibiotic, the material of cyanide and thiourea, additives.