SRL

77807

1-Naphtholbenzein extrapure

(a-Naphtholbenzein, p-naphtholbenzein, 4,4`-(a-Hydroxybenzylidene)di-1-naphthol)

Part A

Sample COA

Pack Size

Price

Check Stock

 SRL
5 Gms
11.19
25 Gms
50.01

Prices are indicative and are subject to change

Specifications General Information Documentation

Appearance (Colour)

Dark red to red-brown to brown black to orange-brown

Appearance (Form)

Powder

Solubility (Colour) 0.1% solution in ethanol

Clear

Loss on drying at 105°C

max.7.0%

Suitability as pH indicator

pH 8.2 (Orange-brown) - pH 10.0 (Blue-green)

Absorbance (A) of 1% in 0.1N HClO4 in a 1 cm cell v/s 0.1N HClO4

@622-626nm

min.640

Storage

25 to 40°C (Room Temperature)

Shelf Life

60 Months

IMDG Identification

Not Regulated for Transport (Non-Haz)

HSN Code :

25 Gms

29145000 (GST 18%)

5 Gms

29145000 (GST 18%)

Product Datasheet

Sample COA

Sample COA

Certificate Of Analysis