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SPADNS AR
2(p-Sulphophenylazo)1,8-dihydroxynaphthalene- 3,6- disulphonic acid trisodium salt
MSDS
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COAs
Packings
1 g
(00001)
5 g
(00005)
25 g
(00025)
Print friendly version
Article No.
06085
Grade
AR
Purity
CAS No.
23647-14-5
Molecular Formula
C
1
6
H
9
N
2
Na
3
O
1
1
S
3
Molecular Weight
570.42
H.S. Code
2927.0090
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Brownish crystalline
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Brownish crystalline powder
Absorption maxima in water
505 - 510 nm
Absorptivity (A 1%/1cm; at λmax)
Min 380
Loss on drying (at 105°C)
Max 10%
Suitability (as metal indicator)
Passes test
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date:
21-Nov-2023
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