Product Details
| Product Name: Potassium Lactate | CAS No.: 996-31-6 |
| EC-No.: 213-631-3 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/11/04 |
1. Identification
Chemical Name: Potassium Lactate
Molecular Formula: C?H?KO?
Molecular Weight: 128.17 g/mol
CAS Number: 996-31-6
EC Number: 213-623-8
2. Grades / Applications
| Grade | Typical Applications |
|---|---|
| Industrial Grade | Corrosion inhibitor in cooling systems, de-icing fluids, intermediate in chemical synthesis, biodegradable solvents. |
| Food Grade / FCC / USP | Food additive (E326), pH regulator, humectant, preservative in meat products, emulsifier in sauces, dietary potassium source. |
3. Physical & Chemical Properties
| Property | Typical Value |
|---|---|
| Appearance | Clear to slightly yellowish syrupy liquid |
| Odor | Mild, characteristic lactic |
| Taste | Slightly salty |
| Density | ~1.30 – 1.35 g/cm3 at 20 °C |
| pH (50% solution) | 6.0 – 8.0 |
| Boiling Point | > 100 °C (water-based solution) |
| Freezing Point | Below ?10 °C (depends on concentration) |
| Solubility | Completely miscible with water |
| Hygroscopicity | Hygroscopic; absorbs moisture readily |
4. Composition & Purity
| Specification | Industrial Grade | Food Grade / FCC |
|---|---|---|
| Potassium Lactate Content (as C?H?KO?) | 58 – 60 % (typical) | 60 ± 1 % (high purity) |
| Lactic Acid Purity | Technical grade | ≥ 90 % L-(+)-lactic acid basis |
| pH (50% solution) | 5.5 – 8.5 | 6.0 – 8.0 |
| Color (APHA) | May be slightly darker | ≤ 50 APHA |
| Chloride | ≤ 0.05 % | ≤ 0.005 % |
| Sulfate | ≤ 0.05 % | ≤ 0.01 % |
| Iron (Fe) | ≤ 20 ppm | ≤ 10 ppm |
| Lead (Pb) | ≤ 10 ppm | ≤ 2 ppm |
| Other Heavy Metals | Limited | Within pharmacopeial limits |
| Microbiological | Not always tested | Total plate count ≤ 100 CFU/g, coliforms absent, yeast/mold ≤ 10 CFU/g |
5. Stability, Storage & Handling
Storage Conditions: Store in sealed containers, away from moisture, strong oxidizers, and strong acids. Protect from freezing or extreme heat.
Shelf Life: Typically 12–24 months when stored at 10–30 °C. Product may darken slightly over time but remains usable if specification is met.
Handling Precautions: Use gloves and goggles. Avoid inhalation of mist. Clean spills with water.
6. Regulatory & Food Safety
Food Use: Approved as food additive (E326) in EU and recognized as GRAS (Generally Recognized As Safe) in the USA.
Standards: FCC, USP, or equivalent pharmacopeia for food / pharma grade.
Certifications (if applicable): Kosher, Halal, GMO-free available on request.
7. Typical Analytical Data (Food Grade Example)
| Parameter | Typical Result |
|---|---|
| Potassium Lactate Content | 60.0 ± 0.5 % |
| pH (50% solution) | 6.5 – 7.5 |
| Density @ 20 °C | 1.33 g/cm3 |
| Chloride | ≤ 0.002 % |
| Sulfate | ≤ 0.005 % |
| Lead | ≤ 2 ppm |
| Iron | ≤ 5 ppm |
| Color (APHA) | ≤ 30 |
| Microbial Status | Meets FCC limits (low bioburden, pathogens absent) |
8. Safety Data / Toxicology
Acute Toxicity: Low toxicity; generally regarded as safe.
Irritation: May cause mild eye or skin irritation.
Environmental Impact: Readily biodegradable.
9. Packaging
Industrial Grade: Bulk IBC tanks (1000 L), drums (250 kg), or totes.
Food Grade: Food-grade HDPE drums, IBCs, or smaller containers with tamper-evident seals.
10. Summary
Industrial Grade: Suitable for technical uses, less strict impurity control, typically clear to slightly yellow liquid.
Food Grade: High-purity, low color, low heavy metal content, microbiologically controlled, complies with FCC/USP and food regulations.
For more information, please click on the website:https://www.khonorchem.com
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China