China Suppliers > Wenzhou Color Bloom New materials Co., Ltd > Naphthol AS-BO
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- Region :China/Zhejiang
- Tel : 86-577-88556683
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- Email :sales@colorbloomdyes.com
- URL :www.colorbloomdyes.com
- Add :No.1616-1617,Lixite E-Commerce Mansion, Huichang Road, Quxi Street, Ouhai District, Wenzhou, Zhejiang Province, China
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Naphthol AS-BO 132-68-3
Category : Dyestuffs and Pigments/Others
CAS NO : 132-68-3 EC NO : 205-075-5 MF : C21H15NO2 MW : 313.3493 Product description : Product name: Naphthol AS-BO C. I.NO(37560) C A S: 132-68-3 Chemical name: 3-hydroxy-N - (1-naphthyl) -2-naphthyl formamide Subformula: C21H15NO2 Structure. Type: Exterior: Beige powdery Shade: approximate C: 100 + / - 3% Including: 98.5% or higher Melting point: 215 ℃ or higher Alkali insoluble substance: ≤0.2% 2,3 acid content: ≤0.20% Sieve residue 60 mesh (or 80 mesh) ≤5% Application: mainly used for dyeing cotton yarn, cotton fabric, cotton knitting, corduroy, Vinylon, viscose, silk and cotton-fibre, generally not used for printing.This product has a high affinity for cotton and medium coupling ability.It can be used to make fast pigments, neutrins and organic pigments. Synthetic pigment: P.R.16, P.R.134 Synonyms : C.I. Azoic Coupling Component 4;C.I.Azoic Coupling Component 4;3-hydroxy-N-1-naphthyl-2-naphthamide;2-Hydroxy-3-Naphthoyl-1-Naphthamide;3-hydroxy-N-(naphthalen-1-yl)naphthalene-2-carboxamide;3-Hydroxy-N-Naphthalen-1-Ylnaphthalene-2-Carboxamide; Molecular Structure : 
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Naphthol AS-BO