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Zinc Pyrithione (CAS NO.: 13463-41-7)

Zinc Pyrithione is an insoluble white solid that is sold either as a dry powder, or as an aqueous dispersion for industrial and personal care applications.

1. Zinc Pyrithione  98%  powder Specs:

APPEARANCE :White to off white color

Identity ( by IR)  : Conforms

ASSAY            ≥98%

MELTING POINT    ≥240℃

PH(5%solution)      6.5-8.5

LOD :           NMT 0.5%

Particle size :   D70<5 micron; D100<12 micron

• Zinc Pyrithione 48-50% Aqueous Suspension  Specs:

Identity ( by IR)  : Conforms

Appearance  ：Aqueous Suspension of White or Creamy Color

Assay, %   48.0～50.0

Zinc, %  9.3～11.3

pH      6.5～8.0

Particle size     D90,μm≤0.5

Particle size      D100,μm ≤1.5

Heavy metals(as Pb), ppm≤20

Aerobic Plate Count, <100cfu/g

3. Zinc Pyrithione 48-50%  Ultrafine Particle Size

Appearance:Aqueous Suspension of White or Creamy Color

Assay, %  48.0～50.0

Zinc, % 9.8～11.3

pH ( 5% Slurry in  pH 7 water )  6.5～8.5

Particle size  D50,μm  ：0.25～0.45

Particle size  D100,μm    ≤1.0

Aerobic Plate Count <100cfu/g