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Ammonium Heptamolybdate Tetrahydrate 250 Gr (Amonyum Heptamolibdat Tetrahidrat) CAS: 12054-85-2

Ammonium Heptamolybdate Tetrahydrate 250 Gr (Amonyum Heptamolibdat Tetrahidrat) CAS: 12054-85-2

Kategori

Diğer Analitik Kimyasallar

Marka

Merck

Stok Kodu

101180.0250

3 Günde Kargoda

Stok Sorunuz

Ammonium Heptamolybdate Tetrahydrate 250 Gr (Amonyum Heptamolibdat Tetrahidrat) CAS: 12054-85-2

CAS #: 12054-85-2 EC Number: 234-722-4 Molar Mass: 1235.86 g/mol Chemical Formula: (NH₄)₆Mo₇O₂₄ * 4 H₂O Hill Formula: H₂₄Mo₇N₆O₂₄ * 4 H₂O

Description
Catalogue Number	101180
Synonyms	Ammonium molybdate, Hexammonium heptamolybdate 4-hydrate

Physicochemical Information
Density	2.498 g/cm3
Melting Point	400 °C Elimination of water of crystallisation
pH value	5.3 (50 g/l, H₂O, 20 °C)
Bulk density	800 kg/m3
Solubility	400 g/l

Safety Information according to GHS
RTECS	QA5076000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	15 Heavy metal-containing solutions and solids: container E. Stir Raney nickel (also: Urushibara nickel) in the form of an aqueous suspension into hydrochloric acid (Cat. No. 100312) until dissolved (container E). Neither Raney nickel itself nor any filter residues should be allowed to dry out, otherwise they will spontaneously ignite in air. In this context, heavy metal means any compound of antimony, arsenic, cadmium, chromium(VI), copper, lead, nickel and tin, as well as these subtances in metallic form, if they are classified as hazardous (acc. to AbfallverzeichnisV - Waste Catalogue Ordinance, Appendix 3). Other heavy metals should be collected separately.

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
Assay (precipitative titration)	99.3 - 101.8 %
Identity	passes test
Insoluble substances	≤ 0.005 %
Chloride (Cl)	≤ 0.002 %
Nitrate (NO₃)	passes test
Phosphate (PO₄)	≤ 0.0005 %
Phosphate, Arsenate, Silicate (as PO₄)	passes test
Sulfate (SO₄)	≤ 0.02 %
Heavy metals (as Pb)	≤ 0.001 %
K (Potassium)	≤ 0.005 %
Mg (Magnesium)	≤ 0.005 %
Na (Sodium)	≤ 0.005 %
Magnesium and alcali salts	≤ 0.02 %

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