Merck 100242 9029 Citric Acid Monohydrate Powder Emprove 25 KG.

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Description
Catalogue Number	100242
Synonyms	2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid

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Product Information
CAS number	5949-29-1
EC number	201-069-1
Grade	Ph Eur,BP,ChP,JP,USP,E 330,FCC
Hill Formula	C₆H₈O₇ * H₂O
Molar Mass	210.14 g/mol
HS Code	2918 14 00
Structure formula Image
Quality Level	MQ500

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Physicochemical Information
Density	1.54 g/cm3 (20 °C)
Flash point	173.9 °C Not applicable
Melting Point	135 - 152 °C
pH value	1.8 (50 g/l, H₂O, 20 °C)
Vapor pressure	<1 Pa (25 °C)
Bulk density	800 - 1000 kg/m3
Solubility	880 g/l

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Toxicological Information
LD 50 oral	LD50 Rat 3000 mg/kg

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Safety Information according to GHS
Hazard Pictogram(s)	\n
Hazard Statement(s)	H319: Causes serious eye irritation.\nH335: May cause respiratory irritation.
Precautionary Statement(s)	P261: Avoid breathing dust.\nP264: Wash skin thoroughly after handling.\nP271: Use only outdoors or in a well-ventilated area.\nP280: Wear eye protection/ face protection.\nP304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.\nP305 + 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	Warning
RTECS	GE7810000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3\nRelatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

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Safety Information
Categories of danger	irritant

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

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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

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Specifications
Assay (alkalimetric, calculated on anhydrous substance)	99.5 - 100.5 %
Identity (IR-spectrum)	passes test
Identity (wet chemistry)	passes test
Appearance	white to almost white or colorless crystals
Appearance of solution (200 g/l; water)	clear (≤ 1.5 NTU) and not more intense in color than reference solution Y₇, BY₇ or GY₇
Chloride (Cl)	≤ 5 ppm
Sulfate (SO₄)	≤ 50 ppm
Heavy metals (as Pb)	≤ 5 ppm
Al (Aluminium)	≤ 0.2 ppm
As (Arsenic)	≤ 1 ppm
Ca (Calcium)	passes test
Fe (Iron)	≤ 10 ppm
Hg (Mercury)	≤ 1 ppm
Pb (Lead)	≤ 0.5 ppm
Oxalates (as C₂H₂O₄)	≤ 100 ppm
Oxalate (C₂H₂O₄) (ChP)	passes test
Residual solvents (ICH (Q3C))	excluded by manufacturing process
Readily carbonisable substance	passes test
Sulfated ash (600 °C)	≤ 0.05 %
Water (according to Karl Fischer)	7.5 - 8.8 %
Bacterial endotoxins	< 0.5
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Corresponds to Ph. Eur., BP, ChP, JP, USP, E 330, FCC\nConforms to the purity criteria on food additives according to the current European Commission Regulation.