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Alizarin yellow GG, C.I. 14025, indicator, 2-Hydroxy-5[(3-nitrophenyl)azo]benzoic acid monosodium salt, Mordant yellow 1

CAS: 584-42-9

Packaging	Reference	Stock	My Price
x 10 g :: Glass bottle	AM00250010	In stock	Buy

Characteristic
Volume : x 10 g

- Synonyms: 2-Hydroxy-5[(3-nitrophenyl)azo]benzoic acid monosodium salt, Mordant yellow 1
- C13H8N3NaO5
- M = 309,21 g/mol
- CAS [584-42-9]
- EINECS-No.: 209-536-1
- Solub. in water: (25 ºC): ~ 12 g/l
- Tariff number: 3204 19 00 90
- Applications: indicator and for microbiology.

SPECIFICATIONS
pH range (yellow-orange): 10,2 - 12,1
Absorption maximum l 1 (pH 10,2) : 350 - 355 nm

on dried sample): 620 - 720
Absorption maximum l2 (pH 12,1): 448 - 452 nm

on dried sample): 800 - 900
suitability for microbiology: passes test
loss on drying (110 ºC): max. 1 %