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LC4089 Nicotinic acid

extra pure Ph Eur,BP,USP

 

Order number Packaging Quantity Price €
AC31089 Fiber carton 20 kg inquire

 

Product information
Grade Ph Eur,BP,USP
Synonyms Niacin, 3-Pyridinecarboxylic acid
Hill Formula C6H5NO2
Chemical formula 3-(COOH)-C5H4N
HS Code 2936 29 00
EC number 200-441-0
Molar mass 123.11 g/mol
CAS number 59-67-6

 

Chemical and physical data
Ignition temperature >365 °C Dust
Solubility 18 g/l (20 °C)
Melting point 236.6 °C
Molar mass 123.11 g/mol
Density 1.47 g/cm3 (20 °C)
Bulk density 330 kg/m3
pH value 2.7 (18 g/l, H2O, 20 °C)
Flash point 193 °C

 

Safety information according to GHS
Hazard Statement(s) H319: Causes serious eye irritation.
Precautionary Statement(s) 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 Warning
Hazard Pictogram(s)
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 4
Liquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535).

 

Safety information
R Phrase R 36
Irritating to eyes.
S Phrase S 26
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Categories of danger irritant
Hazard Symbol Irritant

 

Toxicological data
LD 50 oral LD50 rat > 5000 mg/kg
LD 50 dermal LD50 rat > 2000 mg/kg

 

Specifications
Assay
– acidimetric; calculated on dried substance
99.5 – 100.5 %
– photometric; calc. on dried substance 99.0 – 101.0 %
Identity (IR-spectrum) conforms
Appearance White, crystalline powder
Melting point 234 – 240 °C
Absorption ratio (A 237 / A 262) 0.46 – 0.50
Chloride (Cl) ≤ 0.02 %
Sulfate (SO4) ≤ 0.02 %
Heavy metals (as Pb) ≤ 0.002 %
As (Arsenic) ≤ 0.0003 %
Pb (Lead) ≤ 0.001 %
Cu (Copper) ≤ 0.0025 %
Zn (Zinc) ≤ 0.0025 %
Residual solvents (Ph.Eur./USP/ICH) exluded by production prozess
Related substances (TLC) ≤ 0.5
Sulfated ash (600 °C) ≤ 0.1 %
Loss on drying (105 °C) ≤ 1.0 %
Corresponds to Ph Eur, BP, USP

 

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