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Bromocresol Purple (Reag. USP) for analysis

5',5''-Dibromo-o-Cresolsulphonephthalein

Code
121546
CAS
115-40-2
Molecular Formula
C21H16Br2O5S
Molar mass
540.24 g/mol

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code packaging size price per unit box price per unit
Code & packaging Price per piece
121546.1606
code
121546.1606
packaging size
25 g
price per unit
single 181,50€
box price per unit
154,28€x 6 units
molecule for: Bromocresol Purple (Reag. USP) for analysis
Melting Point:
240 °C
Solubility:
water 20 g/l at 20 °C
alcohol 80 g/l
Physical Description:
solid
Product Code:
121546
Product Name:
Bromocresol Purple (Reag. USP) for analysis
Quality Name:
for analysis
Headline Comment:
pH indicator 5,2 greenish yellow; 6,8 bluish purple
Specifications:
Identity: IR passes test
A 1% , 1 cm, λ max. 1 (calc. a.d.s.): >400
A 1% , 1 cm, λ max. 2 (calc. a.d.s.): >950
λ of max. ABS: 588 - 590 nm
λ of max. ABS: 427 - 433 nm
T.L.C.: passes test

Maximum limit of impurities
pH transition interval: greenish yellow: 5.2
pH transition interval: bluish purple: 6.8
Insoluble matter in C2H5OH: passes test
Loss on drying at 110°C: 1%
Residue on ignition (as SO4): 0.5 %
WGK:
2
Storage:
Storage between +2 and +8°C .
Master Name:
Bromocresol Purple
Synonyms Long Text:
5',5''-Dibromo-o-Cresolsulphonephthalein
EINECS:
204-087-8
CS:
2934 99 90 90
Download TDS file for complete specifications

FAQs

What is the CAS number of Bromocresol Purple?

The CAS number of Bromocresol Purple is 115-40-2.

CAS Bromocresol Purple?

The CAS number of Bromocresol Purple is 115-40-2.

CAS 115-40-2?

The CAS number 115-40-2 is assigned to Bromocresol Purple.