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103025 Bromocresol purple

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103025
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar MassGrade Value
115-40-2204-087-8C₂₁H₁₆Br₂O₅S540.24 g/molACS,Reag. Ph Eur

Products

Catalogue NumberPackaging Qty/Pack
1030250005 Glass bottle 5 g
1030250025 Glass bottle 25 g
Description
Catalogue Number103025
Synonyms5',5''-Dibromo-o-cresolsulfonphthalein
References
Product Information
CAS number115-40-2
EC number204-087-8
GradeACS,Reag. Ph Eur
Hill FormulaC₂₁H₁₆Br₂O₅S
Molar Mass540.24 g/mol
HS Code2934 99 99
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
Biological Information
Physicochemical Information
Melting Point242 °C
Bulk density515 kg/m3
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Storage class10 - 13 Other liquids and solids
WGKWGK 3 highly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Identity (UV/VIS-Spectrum)passes test
Clarity of solution (1 g/l; ethanol)passes test
Transition rangepH 5.2 - pH 6.8 greenish yellow - blue violet
Absorption maximum λ 1 max. (buffer pH 5.2)429 - 433 nm
Absorption maximum λ 2 max. (buffer pH 6.8)587 - 590 nm
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 5.2; calc. on dried substances)400 - 470
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 6.8; calc. on dried substances)1000 - 1160
Loss on drying (110 °C)≤ 2 %
Transition range (according to ACS)passes test
Sensitivity testpasses test
Global Trade Item Number
Catalogue Number GTIN
1030250005 04022536038988
1030250025 04022536038995