Supply L(+)-Tartaric acid CAS NO.87-69-4

L(+)-Tartaric acid Chemical Properties

Melting point	170-172 °C(lit.)
alpha	12 º (c=20, H2O)
Boiling point	191.59°C (rough estimate)
density	1.76
vapor density	5.18 (vs air)
vapor pressure	<5 Pa (20 °C)
refractive index	12.5 ° (C=5, H2O)
FEMA	3044 | TARTARIC ACID (D-, L-, DL-, MESO-)
Fp	210 °C
storage temp.	Store at +5°C to +30°C.
solubility	H2O: soluble1M at 20°C, clear, colorless
form	Solid
pka	2.98, 4.34(at 25℃)
color	White or colorless
PH	3.18(1 mM solution);2.55(10 mM solution);2.01(100 mM solution);
Odor	at 100.00 %. odorless
Odor Type	odorless
optical activity	[α]20/D +13.5±0.5°, c = 10% in H2O
Water Solubility	1390 g/L (20 ºC)
Merck	14,9070
JECFA Number	621
BRN	1725147
Dielectric constant	35.9（-10℃）
Stability:	Stable. Incompatible with oxidizing agents, bases, reducing agents. Combustible.
InChIKey	FEWJPZIEWOKRBE-JCYAYHJZSA-N
LogP	-1.43
CAS DataBase Reference	87-69-4(CAS DataBase Reference)
NIST Chemistry Reference	Butanedioic acid, 2,3-dihydroxy- [r-(r*,r*)]-(87-69-4)
EPA Substance Registry System	Tartaric acid (87-69-4)

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