1.05957.1000 MANGANESEL (IV) OXIDE MERCK

Description Catalogue Number 105957 Synonyms Manganese dioxide, Pyrolusite Description Manganese(IV) oxide Product Information CAS number 1313-13-9 EC index number 025-001-00-3 EC number 215-202-6 Hill Formula MnO₂ Chemical formula MnO₂ Molar Mass 86.94 g/mol HS Code 2602 00 00 Quality Level MQ200 Physicochemical Information Density 5.28 g/cm3 (20 °C) Bulk density 600 - 800 kg/m3 Solubility <0.001 g/l insoluble Toxicological Information LD 50 oral LD50 Rat > 3478 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Pictogram(s) Hazard Pictogram(s) Hazard Statement(s) H302 + H332: Harmful if swallowed or if inhaled. H373: May cause damage to organs through prolonged or repeated exposure if inhaled. Precautionary Statement(s) P260: Do not breathe dust. P264: Wash skin thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell. P314: Get medical advice/ attention if you feel unwell. Signal Word Warning RTECS OP0350000 Storage class 10 - 13 Other liquids and solids WGK WGK 1 slightly hazardous to water Disposal 22 Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I. Safety Information Categories of danger harmful Storage and Shipping Information Storage Store at +2°C to +30°C. Specifications Assay (manganometric) ≥ 89.0 % Substances insoluble in hydrochloric acid ≤ 5.0 % Sulfate (SO₄) ≤ 0.1 % Ba (Barium) ≤ 1.0 % Ca (Calcium) ≤ 1.0 % Fe (Iron) ≤ 1.5 % Loss on Drying (105°C) ≤ 0.3 %

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