Methyl red, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020
: 2-(4-Dimethylaminophenylazo)benzoic acid, 2-((4-(Dimethylamino)phenyl)diazenyl)benzoic acid
:493-52-7
:
:C₁₅H₁₅N₃O₂
:MFCD00002425
:269.3 g/mol
- Environmentally Preferable:
- pH range (red-violet to brownish-yellow):4,5 - 6,2
- Absorption maximum λ1 (pH 4,5) :523 - 526 nm
- Absorption maximum λ2 (pH 6,2) :427 - 437 nm
- Absorptivity (A1%/1 cm; λ1; pH 4,5 on dried sample):1380 - 1480
- Absorptivity (A1%/1 cm; λ2; pH 6,2 on dried sample):700 - 800
- Transition range acc. ACS :Passes test
- Loss on drying (110 ºC):≤ 5%
- Pack typePk
- Glass bottle100 g1 * 100 g£92.90