Kaiyuan Chemicals Co., Ltd.
Renowned Chemicals Manufacturer & Exporter in China.

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L-Cystine | L-Leucine | L-Tyrosine | Hydroquinone | P-Benzoquinone

Quinizarin | 1,4-Dihydroxy Anthraquinone Leuco compound

1,4-Diamino Anthraquinone Leuco Naphthol series

Chemical Manganese Dioxide | Manganese Carbonate | Iron Oxide Black

Benzaldehyde | Benzyl Chloride | NPK Component Fertilizer | Urea

Phthalic anhydride(PA) | Dioctyl phthalate(DOP) 

Dibutyl phthalate | Diisobutyl phthalate | Manganese Chloride Tetrahydrate

Iron Oxide Black series pigments (Fe3O4)

Product Name IRON OXIDE BLACK
Formula Fe3O4
Molecular Weight 231.54
Properties Black Powder
Specifications Item

Standard

First Grade

Up to standard

Purity of Fe3O4 % min 95 90
Matter volatile at 105DC % max 1.0 2.0
Water soluble matter % max 0.5 1.0
Residue on 320 mesh screen max 0.4 1.0
PH Value

5-8

Oil absorption % max g/100g 15-25 15-25
Chroma (Standard comparison) Similar Slightly
Dyeing power %(Standard comparison) 100 90
Packing In PP woven bags/kraft paper bags with inner PE bags of 25 kgs net each.
Storage To be stored in cool,dry and ventilated place.
Quantity 20-22 MTs/20' FCL
Uses Mainly used in paints and coloration


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