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105228 m-Cresol purple

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m-Cresol purple MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: m-Cresolsulfonphthalein, 2',2''-Dimethylphenolsulfonphthalein, MCP

CAS #: 2303-01-7 EC Number: 218-960-6 Molar Mass: 382.43 g/mol Hill Formula: C₂₁H₁₈O₅S
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
2303-01-7218-960-6C₂₁H₁₈O₅S382.43 g/mol

Products

Catalog NumberPackaging Qty/Pack
1052280005 Glass bottle 5 g
Description
Catalogue Number105228
Synonymsm-Cresolsulfonphthalein, 2',2''-Dimethylphenolsulfonphthalein, MCP
References
Product Information
CAS number2303-01-7
EC number218-960-6
Hill FormulaC₂₁H₁₈O₅S
Molar Mass382.43 g/mol
HS Code2934 99 99
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
Biological Information
Physicochemical Information
Bulk density480 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
Appearance of solution (1 g/l; water)passes test
1st transition rangepH 1.2 - pH 2.8 pink - yellow
2nd transition rangepH 7.4 - pH 9.0 brownish yellow - violet
Absorption maximum λ 1 max. (buffer pH 1,2)526 - 529 nm
Absorption maximum λ 2 max. (buffer pH 2,8)431 - 437 nm
Absorption maximum λ 3 max. (buffer pH 7,4)431 - 439 nm
Absorption maximum λ 4 max. (buffer pH 9,0)576 - 580 nm
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.01 g/l; buffer pH 1,2; calc. on dried substances)750 - 880
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.01 g/l; buffer pH 2,8; calc. on dried substances)400 - 470
Spec. Absorptivity A 1%/1cm (λ 3 max.; 0.01 g/l; buffer pH 7,4; calc. on dried substances)380 - 440
Spec. Absorptivity A 1%/1cm (λ 4 max.; 0.01 g/l; buffer pH 9,0; calc. on dried substances)700 - 830
Loss on drying (110 °C)≤ 1 %
Global Trade Item Number
Catalog Number GTIN
1052280005 04022536866765