Below is the COA:
As one of leading tin ore manufacturer in China,
Our item usually exported to European and America
Field, our company enjoy a good reputation
With good price and high quality to our clients,
Regarding the item index, pls refer to follows:
Sn 61%
S 0.5%max
P 0.4%max
Bi 0.10%max
Zn 0.5% max
Sb 0.3 %max
MOQ: 40 MT
Payment term: TT OR LC
We are chemical manufacture in tianjin China.
The main products we provide listed below do for your reference:
1. Pigments/dyestuff:
Titanium dioxide, iron oxide, lithopone, vat dyes, cobalt black, peacock blue, etc.
2. Rubber and plastic chemicals:
Stearic acid, zinc oxide, carbon black, titanium dioxide, pentaerythritol, rubber antioxidant, rubber accelerator, white carbon, etc.
3. Water treatment chemicals:
Copper sulphate, anionic PAM, nonionic PAM, paas, etc.
4. Food additives:
Sodium diacetate, sodium metabisulphite, CMC, etc.
5. Acid series:
Stearic acid, oxalic acid, fatty acid, trichloroisocyanuric acid, lactic acid, formic acid, adipic acid, acrylic acid, nitric acid, hydrochloric acid, sulfuric acid, salicylic acid, glacial acetic acid, p-toluene sulfonic acid, etc.
6. Phosphate chemicals:
Phosphoric acid, sodium hexametaphosphate, sodium tripolyphosphate, trisodium phosphate, ammonium phosphate, etc.
7. Chromium
salt s:
Sodium bichromate, chromic acid flakes, chrome oxide green, chromium sulfate basic, potassium dichromate, chrome black pigment, chrome casting iron, etc.
8. Other salt series:
Zinc chloride, potassium carbonate, barium chloride dihydrate, sodium formate, calcium formate, calcium propionate, etc.
9. Alkyl chemicals:
N-heptane, isopentane, EDC (ethylene dichloride), butane, etc.
10. Pharmaceutical chemicals:
Folic acid, paracetamol, florfenicol, amidopyrine, analgin, antipyrine, etc.
11. Other chemicals:
DOP, SLES, maleic anhydride, calcium nitrate, xanthan gum, guar gum, super absorbent polymer, nitrocellulose solution, nitrocellulose, liquid silicone rubber, lead oxide, phthalic anhydride, hydrogen peroxide, graphite, caustic soda, di(ethylene glycol) dibenzoate, neutral ethanol, neopentyl glycol, allyl chloride, trichloroethylene, dioctyl phthalate, furfuryl alcohol, polyethylene wax, peg (pharm grade), fully refined paraffin wax, ethyl formate, activated carbon, DMSO, methanol, calcium hypochlorite, potassium chloride, perchloroethylene, calcium carbide, strontium carbonate, white carbon black, etc.
We welcome your inquire and the quotation as for your requirement. 
