Chongqing Chuanqing Chemical Co., Ltd.

manufacturer(6)

Chongqing Chuanqing Chemical Co., Ltd.

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magnesium sulphate heptahydrate
Specification: 99.0%-101.0%
Detail: Appearance: white or nearly white crystals or powder. Purity: 99%min.

anhydrous sodium sulphite
Specification: 99.0%-101.0%
Detail: Appearance: white or nearly white crystals or powder. Purity: 99.0%-101.0% Iron: 0.001% max. Melting Point: 126 deg.c min.

toluhydroquinone(thq)
Specification: 99.0%-101.0%
Detail: Appearance: white or nearly white crystals or powder. Purity: 99.0%-101.0% Iron: 0.001% max. Melting Point: 126 deg.c min.

hydroquinone(photo grade)
Specification: 99.0%-101.0%
Detail: Appearance: white or nearly white crystals or powder. Purity: 99.0%-101.0% Heavty metals(as Pb): 0.002% max. Iron: 0.002% max. Melting Point: 171-175 deg.c

beta naphthol(2-naphthol)
Specification: 99.5%min.
Detail: GRAYISH-WHITE FLAKES OR HOMOGENEOUS POWDER DESCRIPTION UNIT STANDARD PURITY % 99.5 MIN INITIAL MELTING POINT % OF DRY PRODUCT DEG.C. 121 MIN 1-NAPHTHOL % 0.15 MAX Packing: net ...

alpha naphthol(1-naphthol)
Specification: 99.5%min.
Detail: APPEARANCE: LIGHT GRAY FLAKES DESCRIPTION UNIT STANDARD PURITY % 99.5 MIN CRYSTALLIZING POINT DEG.C. 94.5 2-NAPHTHOL % 0.20 MAX Packing: net weight 25kg/plastic woven sack with ...


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