Naphthol green B, Hi-AR™/ACS

SKU:
GRM1393
CAS Number : 19381-50-1
Molecular Formula : C₃₀H₁₅FeN₃Na₃O₁₅S₃
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Naphthol green B is an organic sodium salt composed of iron(3+), sodium and 5-(oxidoimino)-6-oxo-5,6-dihydronaphthalene-2-sulfonate ions in a 1:1:3 ratio.Its absorption maximum is 714 nm in water. It is water-soluble.
CAS Number : 19381-50-1
Molecular Formula : C₃₀H₁₅FeN₃Na₃O₁₅S₃


Product Identifier

Product Name Naphthol green B, Hi-ARTM/ACS
CAS No. 19381-50-1
EC No. 243-010-2
C.I. No. 10020
Molecular Formula C₃₀H₁₅FeN₃Na₃O₁₅S₃
Molecular Weight 878.46
HS Code 3212 90 90
Storage Below 30°C
Shelf life 4 years

Technical Specification

Appearance Dark green to black powder or solid
Solubility 20 ppm in water yields clear solution
Clarity of solution Passes test
Loss on drying (at 105°C, 2hr) <= 10.00%
Absorption maxima 710 - 720 nm (20 ppm in water)
Suitability as a mixed indicator for complexometry Passes test

Safety Information

UN No. Not dangerous goods
Class -
Packing Group -
RTECS Not available
WGK 3
CAS Number : 19381-50-1
Molecular Formula : C₃₀H₁₅FeN₃Na₃O₁₅S₃
More Information
Product Name Naphthol green B, Hi-AR™/ACS
SKU GRM1393
CAS No 19381-50-1
EC No. 243-010-2
Molecular formula C₃₀H₁₅FeN₃Na₃O₁₅S₃
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