Latest News
  • READY TO USE BUFFER SOLUTIONS pH : 2.0 , 3.0 , 4.0 , 5.0 , 6.8 , 7.0 , 7.2 , 9.0 , 9.2 , 10.0 , 12.0
  • WE ARE SERVING SCIENTIFIC COMMUNITY SINCE 1985
  • HIGH QUALITY MICROSCOPICAL STAINS AVAILABLE IN POWDER FORM IN CONVENIENT PACK SIZES
  • SODIUM HYDROXIDE PELLETS AR & POTASSIUM HYDROXIDE PELLETS AR AVAILABLE IN  500GM , 1 KG , 5 KG , 25 KG & 50 KG PACK SIZE
  • DEHYDRATED CULTURE MEDIA'S AVAILABLE AT BEST PRICES IN CONVENIENT PACK SIZES
  • GRAM'S STAIN KIT AVAILABLE IN 4 X 100ML & 5 X 100ML CONVENIENT PACK SIZES
  • GIEMSA STAIN SOLUTION FOR MICORSCOPY AVAILABLE IN 100ML , 250ML & 500ML PACK SIZES

1-Naphthol AR

1-Hydroxynaphthalene , Alpha naphthol

Product Size 100gm/500gm Grade Analytical Reagent (AR)
Purity 99.0% CAS No. 90-15-3
Molecular Formula C10H7.OH Molecular Weight 144.17
H.S. Code 29071510 Shelf Life 60 months

Specifications

Minimum Assay 99.0%
Alcohol insoluble matter Max 0.01%
Sulphated ash Max 0.02%
Chloride (Cl) Max 0.0025%
Naphthalene Max 0.1%
2-Naphthol Max 0.5%
Iron (Fe) Max 0.01%
Lead (Pb) Max 0.01%

Safety Information and Hazard Symbols