MERCK 108092.1000 Potassium Antimony(III)Oxide Tartrate Hemihydrate Extra Pure CAS No.28300-74-5

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
28300-74-5	234-293-3	C₈H₄K₂O₁₂Sb₂ * 3 H₂O	K₂(SbO)₂C₈H₄O₁₀ * 3 H₂O	667.9 g/mol

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Description
Catalogue Number	108092
Synonyms	Antimony potassium tartrate, Potassium antimony tartrate, Tartar emetic

Product Information
CAS number	28300-74-5
EC index number	051-003-00-9
EC number	234-293-3
Hill Formula	C₈H₄K₂O₁₂Sb₂ * 3 H₂O
Chemical formula	K₂(SbO)₂C₈H₄O₁₀ * 3 H₂O
Molar Mass	667.9 g/mol
HS Code	2918 13 10
Structure formula Image
Quality Level	MQ200

Physicochemical Information
Density	2.600 g/cm3
pH value	4 (H₂O, 20 °C)
Bulk density	1250 kg/m3
Solubility	83 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301: Toxic if swallowed.H315: Causes skin irritation.H317: May cause an allergic skin reaction.H332: Harmful if inhaled.H411: Toxic to aquatic life with long lasting effects.
Precautionary Statement(s)	P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.P273: Avoid release to the environment.P280: Wear protective gloves.P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.P302 + P352: IF ON SKIN: Wash with plenty of water.P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.
Signal Word	Danger
RTECS	CC6825000
Storage class	6.1D Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK	WGK 3 highly hazardous to water
Disposal	15Heavy 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.

Safety Information
Categories of danger	harmful, dangerous for the environment

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1551, 6.1, III
Declaration (transport by air) IATA-DGR	UN 1551, 6.1, III
Declaration (transport by sea) IMDG-Code	UN 1551, 6.1, III

Specifications
Assay (iodometric)	99.0 - 103.0 %
Identity	passes test
As (Arsenic)	≤ 0.015 %
Pb (Lead)	≤ 0.002 %
Loss on drying	≤ 2.7 %