We are TIANJIN XIBEIER INTERNATIONAL CO., LTD which is a specialized manufacturer and exporter of chemicals in China.

We can supply phosphoric acid, boric acid, chromic acid (chromic anhydride, chromium trioxide) of high quality at competitive price. The specific descriptions of the product are as follows:

1. phosphoric acid

(1)    Product: phosphoric acid

(2) Molecular Formula: H3PO4

(3) Purity: 85%min

   Chloride: 0.0005%max

   Sulfate: 0.005%max

   Fe: 0.002%max

   As: 0.005%max

 Heavy metal (Pb): 0.001%max

(4) Uses: Mainly used for phosphate industry, electroplating and chemical polishing, pharmaceutics industry, printing industry, metallurgy industry, paint industry etc.

(5) Package: Packed in plastic drums

(6) Country of Origin: China

2.  boric acid

Please don?t hesitate to contact us if you are interested in our product. We will make our great effort to give you our best quality and service with the most competitive price. We hope to establish long-term trade relations with your esteemed company for mutual benefits.

Contact person: Ms. Lulu Lee

(1)    Product: chromic anhydride (chromium trioxide)

(2) CAS NO.: 1333-82-0

(3) Molecular Formula: CrO3

(4) Molecular Weight: 99.99

(5) Appearance: Amaranth flake matter

(5) Purity: 99.7%min

   Water Insoluble Substances: 0.02%max

   Sulfate: 0.06%max

   Sodium (Na): 0.05%max

(6) Uses: Mainly used in chrome plating, the material of chrome oxide green, the mordant in the dyeing of wool knitting, the material of accelerant, the accelerant and oxidant in organic synthesis etc.

(7) Package: Packed in iron drum and inner plastic bag

(8) Minimum Order: 1*20?FCL

(9) Country of Origin: China

(1)    Product: boric aicd

(2) CAS NO.: 10043-35-3

(3) Molecular Formula: H3BO3

(4) Molecular Weight: 61.83

(5) Purity: 99.6%min

   B2O3: 56.5%min

   Water insoluble matter: 0.01%max

   Sulfate (as SO4): 0.10%max

   Chloride (as Cl): 0.05%max

 Fe: 0.002%max

 Heavy metal (as Pb): 0.001%max

 Size (60-80 mesh): 100% pass

(6) Uses: Mainly used as an antiseptic and preservative and in fireproofing compounds, cosmetics, cements and enamels etc.

(7) Package: Packed in plastic woven bag lined with a polyethylene plastic bag

(8) Minimum Order: 1*20?FCL

(9) Country of Origin: China

3. chromic acid (chromic anhydride, chromium trioxide)