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33801

L-(+)-Tartaric acid

99.5-101.0% (calc. to the dried substance), powder or crystals, puriss. p.a., reag. ISO

Synonym(s):

(2R,3R)-(+)-Tartaric acid, L-Threaric acid

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Size/SKUAvailabilityPrice
250 g
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$148.00
1 kg
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$228.00

About This Item

Linear Formula:
HO2CCH(OH)CH(OH)CO2H
CAS Number:
Molecular Weight:
150.09
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
201-766-0
MDL number:
Beilstein/REAXYS Number:
1725147
Assay:
99.5-101.0% (calc. to the dried substance)
Form:
powder or crystals

$148.00


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Product Name

L-(+)-Tartaric acid, puriss. p.a., reag. ISO, 99.5-101.0% (calc. to the dried substance)

Quality Segment

agency

Ph. Eur., USP/NF, reag. ISO

vapor density

5.18 (vs air)

grade

puriss. p.a.

assay

99.5-101.0% (calc. to the dried substance)

form

powder or crystals

optical activity

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

autoignition temp.

797 °F

impurities

≤0.0005% heavy metals (as Pb)

ign. residue

≤0.1% (as SO4)

loss

≤0.1% loss on drying, 105 °C

mp

170-172 °C (lit.)

anion traces

chloride (Cl-): ≤5 mg/kg, phosphate (PO43-): ≤10 mg/kg, sulfate (SO42-): ≤150 mg/kg

cation traces

Ca: ≤20 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Pb: ≤2 mg/kg, Zn: ≤5 mg/kg

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

General description

L-(+)-Tartaric acid is an organic acid naturally found in grapes and wines. It is widely used as flavoring agent and antioxidizing agent for various beverages (grape juices and wines). It can be synthesized starting from L-ascorbic acid (AA, vitamin C). Its forms various hydrogen-L-tartrate salts, which have important applications in crystal engineering studies. Its quantification in grape juice has been carried out by recording HPLC chromatograms.

Application

L-(+)-Tartaric acid may be employed as starting reagent in the synthesis of enantiomeric forms of pyrrolidinoisoquinoline derivatives.

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This Item
251380T180727506
description

puriss. p.a., reag. ISO, 99.5-101.0% (calc. to the dried substance)

description

ACS reagent, ≥99.5%

description

BioXtra

description

puriss., meets analytical specification of Ph. Eur., NF, 99.7-100.5% (calc. to the dried substance), powder

grade

puriss. p.a.

grade

ACS reagent

grade

-

grade

puriss.

assay

99.5-101.0% (calc. to the dried substance)

assay

≥99.5%

assay

≥98%

assay

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

agency

Ph. Eur., USP/NF, reag. ISO

agency

suitable for EPA 200.8, suitable for EPA 200.7

agency

-

agency

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

powder or crystals

form

crystalline powder, crystals

form

powder or crystals

form

powder

anion traces

phosphate (PO43-): ≤10 mg/kg, chloride (Cl-): ≤5 mg/kg, sulfate (SO42-): ≤150 mg/kg

anion traces

oxalate (C2O42-): passes test, chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%

anion traces

sulfate (SO42-): ≤0.05%, chloride (Cl-): ≤0.05%

anion traces

chloride (Cl-): ≤100 mg/kg, oxalate (as oxalic acid): ≤100 mg/kg, oxalate (C2O42-): in accordance, sulfate (SO42-): ≤100 mg/kg


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Pictograms

Corrosion

Signal Word

Danger

Hazard Codes

Precautionary Statements

Hazard Classifications

Eye Dam. 1

Storage Class

11 - Combustible Solids

WGK

WGK 1

Flash Point (°F)

302.0 °F - closed cup

Flash Point (°C)

150 °C - closed cup

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves



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