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Room 1101,No.1,Lane 111,Fudu Road,Shanghai,Shanghai,China China
联系人 Mr. Eric Xiao
办公地址 Room 1101,No.1,Lane 111,Fudu Road, Shanghai, Shanghai
[Specification] Black grain (powder), soluble in water. It is black with green bright when soluble in sodium sulfide solution. Appearance:Black gra
Specification] Blue purple grain (powder), soluble in water. Appearance: Blue purple grain (powder) Spectrometer strength, score (as the standar
[Specification] Violet brown grain (powder), soluble in water. Appearance: Violet brown grain (powder) Spectrometer strength, score (as the standa
[Specification] Appearance: white or light brown flakes, its color may turn dark in storage Assay(dry basic): 99.5% Moisture: 0.1%
[specification] Appearance: black granule with glittery color Color Shade: blue light Moisture: 6% Powdery products (Acid powdery black): Fi
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