乳酸
乳酸(2-羟基丙酸)是一种由细菌发酵碳水化合物产生的有机酸。它是一种无色至浅黄色的糖浆状液体,完全可溶于水,存在于L(+)、D(-)和外消旋形式中 - L(+)异构体是人体代谢的形式,因此是食品和药品级。它的温和酸性和抗菌作用使其与更强的矿物酸区别开来。
- CoA + TDS with every quotation
- FOB / CIF, sea or air
- Reply within one business day
Commercial Terms
- Minimum order quantity
- 500 kg
- Lead time
- 10-12天
- HS code
- 291811
- Country of origin
- China
- Packaging
- 25公斤HDPE桶、250公斤HDPE桶或1200公斤IBC;每20' FCL约20吨
- Storage conditions
- Store in a cool, dry, well-ventilated place in the original sealed container, away from oxidising agents.
- Shelf life
- 24 months
Quantities, Incoterm and destination port are confirmed on quotation. Request a quote for a firm price.
Specification
Physical Properties
- Physical Form
- Viscous Liquid
- Appearance / Color
- 清澈、无色至浅黄色的糖浆状液体
- Solubility
- Water Soluble
- Odor
- Pungent
Chemical / Quality
- Grade
- Food Grade
- Purity / Assay
- 80% / 88% solution
- CAS Number
- 50-21-5
Compliance & Handling
- Allergen Status
- Allergen-Free
- Storage
- Cool & Dry
- Shelf Life
- 24 months
Application / Intended Use
乳酸用作酸度调节剂和抗菌剂。肉类和家禽加工商使用稀释溶液作为尸体去污剂;面包店用于酸面团酸化和面团调理;饮料行业在需要比柠檬酸更温和、酸度更低的情况下使用它进行pH调节。它还是聚乳酸的单体以及乳制品CIP中的除垢剂。
Specification Parameters
| Item | Standard / Limit | Unit | Test Method |
|---|---|---|---|
| Physical & Chemical | |||
| Appearance | Colourless to pale yellow syrupy liquid | Visual | |
| Assay (lactic acid) | 80.0 or 88.0 (± 1.0) as ordered | % | FCC |
| L(+) isomer | ≥ 95 | % of total | Enzymatic |
| Colour | ≤ 50 | APHA | ASTM D1209 |
| Iron | ≤ 10 | mg/kg | FCC |
| Heavy Metals | |||
| Lead (Pb) | ≤ 0.5 | mg/kg | GB 5009.12 |
| Other | |||
| Transport classification | Not regulated as dangerous goods for transport | IMDG / ADR | |
Applications by Industry
In the Industrial industry, Lactic Acid is valued as a organic acid that helps serve demanding industrial and food-grade applications. It is supplied to consistent specification for dependable, large-scale manufacturing use. Rawplex supplies it with full COA/TDS documentation, consistent quality and worldwide export support.
Lactic acid is utilized in dairy processing as an acidity regulator and antimicrobial agent, ensuring product safety and extending shelf life in various dairy applications.
Lactic acid is used in the beverage industry for pH adjustment, offering a milder acidity compared to citric acid, which is beneficial for flavor balance.
Lactic acid is used in animal feed as an acidity regulator and antimicrobial agent, improving feed safety and quality.
Frequently asked questions
What is 乳酸?
乳酸(2-羟基丙酸)是一种由细菌发酵碳水化合物产生的有机酸。它是一种无色至浅黄色的糖浆状液体,完全可溶于水,存在于L(+)、D(-)和外消旋形式中 - L(+)异构体是人体代谢的形式,因此是食品和药品级。它的温和酸性和抗菌作用使其与更强的矿物酸区别开来。
What is 乳酸 used for?
乳酸用作酸度调节剂和抗菌剂。肉类和家禽加工商使用稀释溶液作为尸体去污剂;面包店用于酸面团酸化和面团调理;饮料行业在需要比柠檬酸更温和、酸度更低的情况下使用它进行pH调节。它还是聚乳酸的单体以及乳制品CIP中的除垢剂。
What is the CAS number for 乳酸?
The CAS number is 50-21-5.
What is the HS code for 乳酸?
It is classified under HS code 291811. Confirm the full tariff line with your customs broker, as the last digits vary by country of import.
What is the minimum order quantity for 乳酸?
The minimum order quantity is 500 kg. Smaller trial quantities can be arranged on request.
What is the lead time for 乳酸?
Typical lead time is 10-12天 from order confirmation, subject to stock and destination.
How is 乳酸 packaged?
25公斤HDPE桶、250公斤HDPE桶或1200公斤IBC;每20' FCL约20吨
What purity is 乳酸 supplied at?
Standard specification is 80% / 88% solution. A Certificate of Analysis stating the actual batch values is issued with every shipment.
How should 乳酸 be stored, and what is its shelf life?
Store cool_dry. Shelf life is 24 months in unopened original packaging.
Where is 乳酸 sourced from?
It is sourced from China. Rawplex exports worldwide by sea or air with full documentation.
What certifications apply to 乳酸?
ISO 9001, HACCP, Halal. A batch-specific Certificate of Analysis is issued with every shipment, and MSDS and technical datasheets are available on request.
Industries served
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