Bromophenol blue

A2331

BC


Order No. Quantity
A2331,0025 25 g

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Specification

Specification Download specification (PDF)
Synonym α-Bromnaphthalen, 3’,3’’,5’,5’’-Tetrabromophenolsulfonephthalein 
state of matter Solid 
Formula C19H10Br4O5
M 669.96 g/mol 
CAS-No.: 115-39-9 
HS-No.: 29349990 
EC-No.: 204-086-2 
Storage: RT 
LGK: 10 - 13 
Disposal:
WGK:
Specification  
Assay (photometr.) min. 95 % 
λmax., 1 (pH 3.0) 434 - 439 nm 
λmax., 2 (pH 4.6) 590 - 593 nm 
E 1 %/1 cm, λ1 350 - 385 
E 1 %/1 cm, λ2 940 - 1000 
Loss on drying max. 1 %