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Physicochemical Information
Density	1.76 g/cm3 (20 °C)
Flash point	150 °C
Ignition temperature	425 °C
Melting Point	170 – 172 °C
pH value	1.6 (100 g/l, H₂O, 25 °C)
Vapor pressure	<0.05 hPa (20 °C)
Bulk density	1000 kg/m3
Solubility	1390 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H318: Causes serious eye damage.
Precautionary Statement(s)	P280: Wear eye protection/ face protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
RTECS	WW7875000
Storage class	10 – 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Categories of danger	irritant

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 (alkalimetric)	≥ 99.5 %
Assay (alkalimetric, calculated on dried substance)	99.5 – 101.0 %
Identity	passes test
Appearance of solution	passes test
Insoluble matter	≤ 50 ppm
Spec. rotation [α²0/D (20 %; water calculated on dried substance)	12.0 – 12.8 °
Chloride (Cl)	≤ 5 ppm
Phosphate (PO₄)	≤ 10 ppm
Sulfate (SO₄)	≤ 50 ppm
Total sulfur (as SO₄)	≤ 20 ppm
Ca (Calcium)	≤ 20 ppm
Cu (Copper)	≤ 5 ppm
Fe (Iron)	≤ 5 ppm
Pb (Lead)	≤ 5 ppm
Heavy metals (as Pb)	≤ 5 ppm
Oxalate (C₂O₄)	passes test
Oxalic acid	≤ 350 ppm
Sulfated ash	≤ 100 ppm
Loss on Drying (105 °C)	≤ 0.2 %
Corresponds to ACS,ISO,Reag. Ph Eur

Merck 100804 0250 Tartaric Acid Gr For Analysis Emsure 250 GR.