Hebei Baiyan Trading CO., LTD.

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Hebei Baiyan Trading CO., LTD.

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oyster shell calcium
Specification: 20kg drum
Detail: Product Name: Oyster shell calcium Items Standard Assay (Ca) 39.4¡ª40.4% Heavy Metal (Pb) 15ppm max Arsenic (As ) 0.0001% max Hydrochloric acid insolubles 0.2% max Loss on drying 0.5% max ...

heat isulation glass wool
Specification: Vacuum shrink
Detail: Function : 1). Heat Insulation 2). Noise Insulation 3).Sound Absorption 4).Thermal Preservation 5).Water Proof & Moisture Proof Usage : Widely used in the fields of Building, Chemicals, Electron, Pow...


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