Buffered Lactic Acid is a pH-stabilized liquid blend of lactic acid and sodium lactate, total lactic acid equivalent 50%-60%. It delivers mild, stable acidity without sharp pH shift, widely used as preservative and acidulant for food, cosmetics and aquafeed. TNJ Chemical is the leading manufacturer and exporter since from 2001. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To find more, please contact sales@tnjchem.com
Product Information
Product Name: Buffered Lactic Acid
Main Components: Lactic acid (CAS 50-21-5), Sodium Lactate (CAS 72-17-3)
Synonyms: pH buffered lactic acid, partially neutralized lactic acid solution
Molecular Formula: C₃H₆O₃ (Lactic acid); C₃H₅NaO₃ (Sodium lactate)
Chemphysical Properties
Appearance: Clear colorless to pale yellow viscous liquid
Odor: Faint, mild sour characteristic odor
Density: 1.24–1.28 g/cm³ @25°CpH: 3.6 – 4.4 (typical buffered range)
Miscibility: Fully miscible with water, ethanol
Stability: Resists large pH change upon dilution; lower corrosivity than regular lactic acid
Quality Specification
| Item | Specification |
|---|---|
| Total Lactic Acid (as C₃H₆O₃) | 60.0% min |
| pH | 3.6 – 4.4 |
| Colour (Pt-Co) | ≤50 |
| Lead (Pb) | ≤2 ppm |
| Arsenic (As) | ≤1 ppm |
| Heavy metals | ≤10 ppm |
| Water | Balance |
Use & Application
Food industry: Preservative & acidulant for meat, seafood, marinades and sauces; inhibits pathogens and spoilage microbes.Cosmetic & personal care: Gentle pH regulator, humectant and mild AHA ingredient for lotions, creams and peels.
Feed & aquaculture: Antimicrobial gut conditioner, reduces pathogen load with less irritation than straight lactic acid.
Industrial: Mild buffered acid for surface treatment and cleaning formulations.
Packing
25kg HDPE drum, 200kg HDPE drum, 1000kg IBC tote. Custom packing is available.
Delivery & Storage
Non-dangerous goods. Keep container tightly closed. Store in cool, dry, well-ventilated warehouse, away from strong alkalis, oxidizers and direct sunlight.
Shelf life: 18 months under recommended storage conditions.
chemical.tnj
+8618949823763
tnjchem
2881500864