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108294 Thorin

indicator for sulfate titration

Thorin MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 1-(2-Arsonophenylazo)-2-hydroxy-3,6-naphthalene-disulfonic acid sodium salt, 2-(2-Hydroxy-3,6-disulfo-1-naphthylazo)-benzene-arsonic acid sodium salt

CAS #: 3688-92-4 EC Number: 222-993-1 Molar Mass: 576.3 g/mol Hill Formula: C₁₆H₁₁AsN₂Na₂O₁₀S₂
108294
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
3688-92-4222-993-1C₁₆H₁₁AsN₂Na₂O₁₀S₂576.3 g/mol

Products

Catalogue NumberPackaging Qty/Pack
1082940005 Glass bottle 5 g
Description
Catalogue Number108294
Synonyms1-(2-Arsonophenylazo)-2-hydroxy-3,6-naphthalene-disulfonic acid sodium salt, 2-(2-Hydroxy-3,6-disulfo-1-naphthylazo)-benzene-arsonic acid sodium salt
References
Product Information
CAS number3688-92-4
EC index number033-002-00-5
EC number222-993-1
Hill FormulaC₁₆H₁₁AsN₂Na₂O₁₀S₂
Molar Mass576.3 g/mol
HS Code2931 90 59
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
Biological Information
Physicochemical Information
pH value6.1 (10 g/l, H₂O, 20 °C)
Bulk density700 kg/m3
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H301 + H331: Toxic if swallowed or if inhaled.
H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s)P261: Avoid breathing dust.
P264: Wash skin thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
P273: Avoid release to the environment.
P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.
P304 + P340 + P311: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.
Signal WordDanger
Storage class6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGKWGK 3 highly hazardous to water
Disposal9
Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
Safety Information
Categories of dangertoxic, dangerous for the environment
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 3465 , 6.1, II
Declaration (transport by air) IATA-DGRUN 3465 , 6.1, II
Declaration (transport by sea) IMDG-CodeUN 3465 , 6.1, II
Supplemental Information
Specifications
Identity (UV/VIS-Spectrum)passes test
Absorption maximum λmax. (Propan-2-ol)480 - 490 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.025 g/l; propan-2-ol; calc. on anhydrous substance)250 - 350
Water (according to Karl Fischer)≤ 25 %
Suitability as indicator (for sulfate titration)passes test
Global Trade Item Number
Catalogue Number GTIN
1082940005 04022536102160

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Categories

Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Sulfur Compounds > Sulfonic Acids and Derivatives > Sulfonic Acid Esters and Salts
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Azo- and Hydrazo Compounds
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Organoelement Compounds > Arsenic and Selenic Compounds
Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Complex or Metal Indicators