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DL-Tartaric Acid 99.5% AR Grade Reagent

Cas Number:133-37-9
Formula:C4H6O6
Molar Mass:150.09
EC Number:205-105-7

Quantity:
  • AR
  • LABOR
  • 116702129

DL-Tartaric Acid 99.5% AR Grade Reagent


Cas Number:133-37-9

Formula:C4H6O6

Molar Mass:150.09

EC Number:205-105-7


Physicochemical properties:

White crystals. An equal mixture of L- and D-tartaric acid. Its solubility in ethanol (g/100g)is: 2.006 (0 ° C), 3.153 (15 ° C), 5.01 (25 ° C), 6.299 (40 ° C). There is also one molecule of crystal water. Its solubility in water (g / 100g)is: 14.00 (10 ° C), 20.60 (20 ° C), 29.10 (30 ° C), 43.32 (40 ° C), 99.88 (70 ° C).


Usage:

Biochemical research. Calibrate calcium and potassium. Determination of calcium and barium. Masking agents for qualitative and quantitative analysis. Organic Synthesis. Tanning.


Packing:

500g/25kg





Item of Analysis

Standard

Assay,%

99.5 min

Transparency of solution

4 max

Insoluble in water,%

0.005 max

Residue on ignition(as SO4),%

0.01 max

Chloride(Cl),%

0.0005 max

Sulfate(SO4),%

0.005 max

Phosphate(PO4),%

0.002 max

Calcium(Ca),%

0.002 max

Iron(Fe),%

0.0005 max

Copper(Cu),%

0.0005 max

Lead(Pb),%

0.0005 max


Symbol 

Signal word 

Warning

Hazard statement

H318

Precautionary statements—Prevention

P280

Precautionary statements—Response

P305+P351+P338+P310

UN No.

No information

Flashpoint

210 °C

Boiling point

No information

Melting point

210-212°C




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