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high quality boric acid 99%,99.5%,95% for agriculture grade
Introduction of ourselves:
Zhengzhou P&B Chemical Co., Ltd. is a professional enterprise authorized by the Ministry of Commerce, specialized in the manufacture and exporter for chemical in China.
Most of our products are produced by our factories, which have independent research and develop centre and professional transport teams. Meanwhile, we have close cooperation with other major manufacturers of chemicals in the country. Therefore, we have established stable trade relationships with clients inmore than thirty countries and regions throughout the world on the basis of equality and mutual benefits.
We will offer quality products and good service. We hope to establish various business connection and cooperation with friends from all over the world.
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Properties of boric acid 99%,99.5%,95% for agriculture
1)White powder of scaled crystal, feeling greasy, odorless and tasteless,
2)soluble in water, alcohol, glycerol ether and volatile oil, the water solution indicating weak acidity,
3)when heating to 70-100 degree,hydro-extracting gently to change into meta-boric acid
Application of boric acid99%,99.5%,95% for agriculture
1)It is chemical used for making ceramics, glazes, cements, wicks, food preservatives, special glasses;
2)Also for leather dressing compounds for preparation of hides prior to tanning;
3)Artificial precious stones;
4)As flux in metallurgical industry, fire-proofing compositions and linings for safes;
5)Also for pigments; Enamel paints, paper glazes, cosmetics, soaps, textiles, medicines, etc
boric acid for agriculture
Tech. Parameters of boric acid 99%,99.5%,95% for agriculture
Item | Excellent Product | First-class Product | Qualified | ||
Boric Acid | 99.6-99.8% | 99.3-99.4% | 99.0% | ||
Water Insoluble | 0.01max | 0.04 | 0.06 | ||
Sulfate | 0.1max | 0.2 | 0.3 | ||
Chloride | 0.01max | 0.05 | 0.1 | ||
Fe | 0.001max | 0.0015 | 0.002 | ||
NH3 | 0.3max | 0.5 | 0.7 | ||
Heavy Metal(Pb) | 0.001 | --- | --- | ||
Packing of boric acid 99%,99.5%,95% for agriculture:
In plastic woven bags lined with plastic bags of 25KG or 50KG net each
Storage: Seal save. Should be stored in a dry, clean inside storeroom, open air are not, should avoid to rain or moisture
Transportation: Should be installed in boxcars, the cabin or covered in a car transport, and shall not and wet items and non-ferrous ingredients piled up, transportation must be dry clean.
Stability: Boric acid is a stable crystals, usually preserved won't happen the chemical reaction. Temperature, humidity drastic change happens when heavy crystallization and agglomerate.
high quality boric acid 99%,99.5%,95% for agriculture grade