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Zinc Carbonate Basic
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Product: Views:63Zinc Carbonate Basic 
Unit price: Negotiable
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-10-20 16:23
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CAS: 5970-47-8
HS code:2836999000
Product name: Zinc carbonate
Molecular formula: ZnCO3-2Zn(OH)2-H2O 　
Property: White fine amorphous powder.Odorless and tasteless. Relative density:4.42～4.45.Insoluble in water and alcohol. Slightly soluble in ammonia. Soluble in dilute acid and sodium hydroxide. Mixed with 30% hydrogen peroxide, release carbon dioxide, and form peroxides
Use: Used as a light astringent, prepared calamine, skin protection agents, rubber, latex products, raw materials and cementing agent in oil development.
Packing:25 kg/plastic bag

Indicator:HG/T2523-93

Indicator Indicator（Technical grade）
Excellent First class Qualified

Appearance

 White powder

Amount（Zn,in dry basis ）       ≥％

 57.5 57.0 56.5

Loss on ignition                               ％

 25-28 25-30 25-32

Heavy metal                                 ≤％

 0.04 0.05 0.05

Moisture                                        ≤％

 2.5 3.5 5.0

Sulphates                                     ≤％

 0.6 0.8  

Fineness（75um sieve ）        ≥％

 95.0 94.0 93.0

Cadmium                                     ≤％

 0.1 - -

 

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