Zinc Pyrithione

■ Chemical Description

--1-hydroxypyridine-2-thione zinc (abbr. ZPT), Zinc Pyrithione

■ CAS No. 13463-41-7

■ Molecular and Structural Formula C₁₀H₈N₂O₂S₂Zn

■ Characteristics

-- Molecular weight is 317.68;

■ Specification

No	Tests	Specification
		Industrial Grade	Cosmetic Grade
1	Assay%,	≥96	≥97
2	m.p. °C	≥240	≥240
3	Drying Loss %	≤0.5	≤0.5
4	Appearance	similar to white powder	similar to white powder
5	Particle Size D50μm	3~5	3~5

■ Application

--Used to restrain and sterilize moulds and bacteria;

--Used to resist to flake and abundant lips to eliminate dandruff, relieve itching, removing dandruff, diminishing alopecie.

■ Packaging and Storage

--Packed in 25, 50 kg fiber or plastic drum, inner lined with PE bags;

--Stored in dry place at room temperature;

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