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L-(+)-Lactic acid (approx. 90%) pure USP, Food grade

CAS 79-33-4 C3H6O3 MW 90.08 In stock

L-(+)-Lactic acid (approx. 90%) pure USP, food grade is a chiral organic acid used in pharmaceuticals, food preservation, and biodegradable polymer production. It is a key intermediate in metabolic pathways and serves as a pH adjuster and preservative. CAS: 79-33-4, Molecular formula: C3H6O3, Molecular weight: 90.08 g/mol. Stored at 2 to 8 °C. Signal word: Danger. Molekula supplies L-(+)-Lactic acid (approx. 90%) pure USP, food grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

L-(+)-Lactic acid (approx. 90%) pure USP, food grade is a chiral organic acid used in pharmaceuticals, food preservation, and biodegradable polymer production. It is a key intermediate in metabolic pathways and serves as a pH adjuster and preservative. CAS: 79-33-4, Molecular formula: C3H6O3, Molecular weight: 90.08 g/mol. Stored at 2 to 8 °C. Signal word: Danger. Molekula supplies L-(+)-Lactic acid (approx. 90%) pure USP, food grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance Colourless to slightly yellow, syrupy liquid
Heavy metals ≤0.001%
Chloride (Cl) ≤0.1%
Sulfate ≤0.02%
Sulfated ash ≤0.05%
Cyanide ≤0.0005%
Lead (Pb) ≤0.00005%
Mercury (Hg) ≤0.0001%
Arsenic (As) ≤0.0003%
Calcium (Ca) ≤0.02%
Iron(Fe) ≤0.001%
Assay Titration 88.0 - 92.0%
Stereo chemical purity ≥95%

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Flash Point 110 C
Transport Class 8
Packing Group III
Shelf Life 60 months
Acidity Acid

Identification

Property Value
CAS Number 79-33-4
Molecular Formula C3H6O3
Molecular Weight 90.08
SMILES CC(C(=O)O)O
EC / UN Number 3265
REACH Code Y110
TSCA Listed Yes
HTS Code 2918111000
Tariff Code 2918110080

Safety & GHS

Danger
  • GHS pictogram — Compressed Gas Compressed Gas GHS04

Hazard statements

  • H290 May be corrosive to metals
  • H303 May be harmful if swallowed
  • H314 (sub cat. 1C) Causes severe skin burns and eye damage
  • H318 Causes serious eye damage

Precautionary statements

  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

  • 1 L

    £200.00 · per pack

  • 250 mL

    £72.00 · per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is L-(+)-Lactic acid used for?

It is used in pharmaceuticals, food preservation, and as a building block in biodegradable polymers like PLA.

What is the chemical formula and molecular weight?

The formula is C3H6O3 with a molecular weight of 90.08 g/mol.

How should L-(+)-Lactic acid be stored?

Store at 2 to 8 °C to maintain stability and prevent degradation.

What grade is available?

Available in USP and Food Grade, suitable for pharmaceutical and food applications.

Can Molekula supply it in bulk?

Yes, Molekula can supply L-(+)-Lactic acid in bulk quantities—please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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