Alias: dipyrithione; BISPYRITHIONE; 2,2'-Dithiobis (pyridine-N-oxide); 2,2'-disulfanediylbis(pyridine) 1,1'-dioxide

CAS: 3696-28-4

Chemical Molecular Formula: C10H8N2O2S2

Chemical Structural Formula:

Chemical Structural Formula: 252.3054

(1)Content: ≥ 99 %

PH(1%solution): 5.0～7.0

AppearanceOff-white Powder

Melting Point: 175 ℃ MIN

Dry on loss : 0.5% max

(2)Assay ≥80%

PH(1%solution) 5.0-7.0

Drying Loss≤20%

(3)Appearance Off-white dispersion

Assay(Pyrithione Disulfide) 30.0%± 1

PH value(1% solution) 6.0-8.0

Specific gravity(g/ml@25℃) 1.010-1.300

Total Microbial Count Negative

Application: Broad spectrum, pharmaceutical intermediate, mildewcide for transparent plastic, cosmetic additive, photosensitive material additive, pesticide intermediate and deodorant.

Packing: Solid: 25kgs cardboard drum : Dispersion: 25kg plastic drum