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112349 Tantalum powder

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112349
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
7440-25-7231-135-5Ta180.95 g/mol
Description
Catalogue Number112349
References
Product Information
CAS number7440-25-7
EC number231-135-5
Hill FormulaTa
Molar Mass180.95 g/mol
Quality LevelMQ200
Applications
ApplicationTantalum powder 98+. CAS 7440-25-7, pH 7 (H₂O, 20 °C) (aqueous suspension).
Biological Information
Physicochemical Information
Density16.6 g/cm3 (20 °C)
Ignition temperature>250 °C
Melting Point2996 °C
pH value7 (H₂O, 20 °C) (aqueous suspension)
Bulk density500 kg/m3
Solubility<0.010 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat > 2000 mg/kg
Safety Information according to GHS
Storage class4.1B Flammable solid hazardous materials
WGKNWG not water endangering
Disposal27
Residues containing valuable recoverable metals should be forwarded for recycling. Container H.
Safety Information
Categories of dangerhighly flammable
Product Usage Statements
Storage and Shipping Information
StorageNoTempLimit
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 3089 , 4.1, II
Declaration (transport by air) IATA-DGRUN 3089 , 4.1, II
Declaration (transport by sea) IMDG-CodeUN 3089 , 4.1, II, Segregation Group: 7 (Heavy metals and their salts (including their organometallic compounds))15 (Powdered metals)
Supplemental Information
Specifications
Identity (elemental analysis)passes test
Assay≥ 98.0 %