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| ZPT 50£¥ /Zinc Pyrithione 96£¥ cas 13463-41-7 |
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Identification
Synonyms ZPT; 2-Mercaptopyridine-1-oxide zinc salt; 2-Pyridinethiol-1-oxide zinc salt; Bis(2-pyridylthio)zinc 1,1'-dioxide; Pyrithione zinc; Zinc 1-hydroxypyridine-2-thione; Zinc 2-mercaptopyridine-N-oxide; Zinc 2-pyridinethiol-1-oxide; ZNPT; De-Squaman; OM-1563; Vancide ZP
Molecular Formula 2(C5H4NOS).Zn
Molecular Weight 317.69
CAS Number 13463-41-7
EINECS/ELINCS 236-671-3
Structure
Properties
Appearance White to slight yellow powder or white suspension
Solubility in water Insoluble (<0.1 g/100 mL at 21 ºC)
Stability Stable under ordinary conditions
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Item
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Specification 1
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Specification 2
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Appearance
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White to slight yellow powder
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White suspension
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Assay
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97.0% min
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48-50%
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Melting point
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240¡æ min
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-
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D10
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-
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0.19¦Ìm min
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D50
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5¦Ìm max
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0.37-0.53¦Ìm
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D90
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10¦Ìm max
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2.0¦Ìm max
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PH
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6.0-9.0
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6.5-8.5
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Loss on drying
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0.5% max
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-
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Zinc assay
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-
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9.3-11.3%
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Bacterial
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-
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100cfu/g max
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Application
ZPT-50 is the most important antidandruf agent in the world, which used for more than 30 years in shampoo. ZPT-50 shows excellent inhibiting effect on pytyrosporum ovale that causes dandruff.
ZPT has broad spectrum bactericide and marine antifouling material, and is well used for cosmetic, shampoo, skins medicine, adhesive and coating painting and so on.
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