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We are manufacturer of vat dyes in china,we can produce different strength grains and powder for good dispersity.
Vat Bordeaux 2R.(Vat Red 15))
Light(Menon):6-7
Perspiration:
Acidity:CH 4-5 CO 4-5 WO4-5
Alkalinity:CH 4-5 CO 4-5 WO4-5
Rubbing:Dry 4 Wet 3
Hypochlorite:4-5
Vat dyes red 15