L-(+)-酒石酸，L-(+)-Tartaric acid；puriss., meets analytical specification of Ph. Eur., NF, 99.7-100.5% (calc. to the dried substance), powder

蒸汽密度

5.18 (vs air)

质量水平

200

等级

puriss.

检测方案

99.7-100.5% (calc. to the dried substance)

形式

powder

旋光性

[α]20/D +12.0 to +12.8°, c = 20% in H₂O

自燃温度

797 °F

质量

meets analytical specification of Ph. Eur., NF

杂质

organic volatile impurities, complies (GC)
residual solvents, complies
≤0.001% heavy metals (as Pb)

灼烧残渣

≤0.05% (as SO₄)

缺失

≤0.2% loss on drying, 105 °C

mp

168-170 °C
170-172 °C (lit.)

溶解性

water: soluble 150 g/L at 20 °C

痕量阴离子

chloride (Cl^-): ≤100 mg/kg
oxalate (C₂O₄^2-): in accordance
oxalate (as oxalic acid): ≤100 mg/kg
sulfate (SO₄^2-): ≤100 mg/kg

痕量阳离子

As: ≤2 mg/kg
Ca: ≤200 mg/kg
Cu: ≤10 mg/kg
Hg: ≤1 mg/kg
Pb: ≤2 mg/kg
Zn: ≤10 mg/kg

适用性

complies for appearance of solution

application(s)

pharmaceutical (small molecule)

SMILES string

O[C@H]([C@@H](O)C(O)=O)C(O)=O

InChI

1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/t1-,2-/m1/s1

InChI key

FEWJPZIEWOKRBE-JCYAYHJZSA-N