Home >Products Catalog > Zinc Oxide

Zinc Oxide

Inquiry Now

Specifications

Molecular formular: ZnO
Molecular weight: 81.39
Physi&chem property: White hexaplanar crystal or powder, odorless, non-toxic and fine, relative density is 5.606, refractive index is 2.008-2.029, melting piont is 1975C, soluble in acid, NaOH, NH4CL, insoluble in water, ethanol or ammonia, it can absorb the CO2 and water in the air and generate yellow ZnCO3, it can absorb ultraviolet rays.
Use: As white pigment used in printing&dyeing, paper-making, and pharmaceutical industries; As cure activating ingredient, strengthening agent and colorant of natural rubber and synthetic rubber, also used in the production of zinc acetate. Zinc carbonate and Zinc chloride.

Technical index:
Item Index
BA01-05( Type)
Best quality Extra Extra Best quality First quality Qualifier
Zinc oxide(dry), %≥ 99.70 99.96 99.83 99.75 99.50 99
Metal( Zn), % ≤ None None None None None 0.008
Plumbicon( Pb)% ≤ 0.037 0.0016 0.0031 0.0031 0.05 0.07
Oxides of manganese(Mn)% ≤ 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001
Copper oxide (Cu) % ≤ 0.0002 0.0002 0.0002 0.0002 0.0004 0.0004
Hcl insolubles% ≤ 0.006 0.0002 0.001 0.001 0.008 0.009
Loss on ignition % ≤ 0.20 0.010 0.10 0.12 0.20 0.20
Residue on sieve(45um mesh) % ≤ 0.10 0.01 0.02 0.05 0.15 0.20
Water-solubles% ≤ 0.10 0.001 0.04 0.06 0.10 0.15
105 C volatile matter% ≤ 0.30 0.06 0.12 0.15 0.40 0.50
Oil absorption, g/100g≤ - 14 - - 14 14
Color(compared with standard sample) - Close - - Slightly Slightly
Reducing power(compared with standard sample) % ≥ - 100 - - 95 90

Packing and storage:
Packing: Zinc oxideIn plastic woven bag lined with plastic film or in water-proof paper bag, 25KG/ bag.

Service Process

Learn more >

Service Guarantee

Free Service Charge

ECVV doesn't charge any service fee to Buyers for buying this product.
ECVV Supply

ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.
Product Quality Commitment

ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.
Deposit Service Commitments

In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.