===under info was translated buy computer===
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: ≥95%
PH(1%solution): 5.0～7.0

Appearance Off-white Powder

Melting Point: 203～205℃

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.; A good substitute for Zinc Pyrithione 48% to be used in shampoo .

Packing: Solid: 25kgs cardboard drum

Dispersion: 25kg plastic drum

Shelf time: stored in cool shady place, 2 years.

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