Home Categories Chemical Reagents DL-Tartaric acid
A7816812

DL-Tartaric acid , ≥99.9995%metalsbasis , 133-37-9

Synonym(s):
DL-2,3-Dihydroxybutanedioic acid;DL-Tartaric acid

CAS NO.:133-37-9

Empirical Formula: C4H6O6

Molecular Weight: 150.09

MDL number: MFCD00071626

EINECS: 205-105-7

Pack Size Price Stock Quantity
5G RMB639.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 210-212 °C(lit.)
Boiling point: 191.59°C (rough estimate)
alpha  [α]D20 -0.2~+0.2° (c=20, H2O)
Density  1.788
vapor pressure  <0.1 hPa (20 °C)
FEMA  3044 | TARTARIC ACID (D-, L-, DL-, MESO-)
refractive index  1.5860 (estimate)
Flash point: 210 °C
storage temp.  Store below +30°C.
solubility  H2O: 0.1 g/mL, clear
form  Liquid
pka 3.03, 4.37(at 25℃)
color  White
PH 3.19(1 mM solution);2.58(10 mM solution);2.03(100 mM solution);
Odor at 100.00 %. very mild caramellic
Odor Type odorless
Water Solubility  soluble
Merck  14,9069
JECFA Number 621
BRN  1725148
Dielectric constant 35.9(-10℃)
Stability: Stable. Incompatible with bases, oxidizing agents, reducing agents, silver.
InChIKey FEWJPZIEWOKRBE-UHFFFAOYSA-N
LogP -1.43

Description and Uses

DL-Tartaric acid is used as a synergist for antioxidants, emulsifier, sequestrant and flavoring agent. It is also added with citric acid to prepare effervescent salts, thereby enhancing the taste of oral medications. It is also utilized in pigments, processing aids, ink, toner and colorant products. It acts as a chelating agent in metal and farming industries. Further, it is used as lubricant and grease. It is mixed with sodium bicarbonate and used as a leavening agent in food preparation. In the pharmaceutical industry, it is utilized in the preparation of tartar emetic, which is used in cough syrup as an expectorant.

Safety

Symbol(GHS) 
GHS05
Signal word  Danger
Hazard statements  H318
Precautionary statements  P280-P305+P351+P338+P310
Hazard Codes  Xi
Risk Statements  36/37/38-41
Safety Statements  26-37/39-36
WGK Germany  3
Autoignition Temperature 425 °C
TSCA  Yes
HS Code  29181200

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