Naphthol Green B CAS 19381-50-1 Acid Green 1 CI 10020 CI Acid Green 1 CI Pigment Green 12

Model: C30H15FeN3Na3O15S3
Place of Origin: Shandong,China (Mainland)
Brand Name: MOSINTER
CAS No.: 19381-50-1
Molecular formula: C30H15FeN3Na3O15S3
Molar mass: 878.46 g/mol
Molecular weight: 878.46
EC: 243-010-2
MDL: MFCD00003886
Grand: BS
Colour index (CI): 10020
Alias: Acid Green 1
Solubility: 30 MG/ML (water)
Stability: Stable. Incompatible with strong oxidizing agents.


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Product Description

Payment & Shipping Terms Supply Capacity
Payment Terms:L/C, T/T, WUProduction Capacity:100 Tons/year
Min. Order:10 KilogramPacking:According to the...
Means of Transport:Ocean, Air, LandDelivery Date:within 7 days

Naphthol Green B (CAS: 19381-50-1)





Dark green   powder

Water solubility (mg/ml)


Biological staining test

Past   test

Basic Information

Naphthol Green B is a kind of  dark green powder,soluble in water was yellow solution;long stored decomposition;Maximum absorption wavelength of 714 nm.


Naphthol Green B is the sodium salt of Naphthol Green Y (C.I. 10005). Its absorption maximum is 714 nm in water.It is water soluble.


Naphthol Green B is used in histology to stain collagen. Moreover it is used for polychrome stains with animal tissue. For industry purposes Naphthol Green B is used for staining wool, nylon, paper, anoxidized aluminium andsoap.

Storage transport

Sealing dry away from light

Hazard statements

Security level:22-24/25

Category: Indicator Tracer Agent

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