L-Aspartic Acid
Products Description
CAS NO.: 56-84-8
Molecular Formula: C4H7NO4
Molecular Weight: 133.1
Basic Info
Product Name: L-Aspartic acid
Other Name: L-Aspartic acid;Aspartic acid,L-;L-Aminosuccinic acid;Asparagic acid;Asparaginic acid;Butanedioic acid,amino-,(S)-;Aspartic acid;L-Asparaginic acid;(S)-Aspartic acid;L-Asparagic acid;L-(+)-Aspartic acid;(S)-Aminobutanedioic acid;(+)-Aspartic acid;H-Asp-OH;NSC 3973;NSC 79553;(S)-2-Aminobutanedioic acid;(+)-L-Aspartic acid;6899-03-2;181119-33-5;2139279-07-3
CAS No.: 56-84-8
Molecular Formula: C4H7NO4
Molecular Weight: 133.10300
Exact Mass: 133.10
EC Number: 254-327-0
Color/Form: White, crystalline powder
HScode: 29224995
Categories: Amino Acids and Derivatives
Characteristics
| Melting point | >300 °C (dec.)(lit.) |
| alpha | 25 º (c=8, 6N HCl) |
| Boiling point | 245.59°C (rough estimate) |
| Density | 1.66 |
| refractive index | 1.4540 (estimate) |
| storage temp. | Store below +30°C. |
| solubility | H2O: 5 mg/mL |
| form | powder |
| pka | 1.99(at 25℃) |
| color | White |
| Odor | acid taste |
| PH | 2.5-3.5 (4g/l, H2O, 20℃) |
| optical activity | [α]20/D +24.7±1°, c = 5% in 5 M HCl |
| Water Solubility | 5 g/L (25 ºC) |
Classification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol.
Signal word No signal word
Hazard statement(s) none
Precautionary statement(s)
Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and Storage
Precautions for safe handling
NO open flames. Prevent build-up of electrostatic charges (e.g., by grounding). Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Separated from strong oxidants.
| Amino Acids | |||
| Product name | Cas No. | Product name | Cas No. |
| D-aspartic acid | 1783-96-6 | DL-Valine | 516-06-3 |
| taurine | 107-35-7 | DL-Leucine | 328-39-2 |
| l-lysine base | 56-87-1 | DL-Threonine | 80-68-2 |
| L-Methionine | 63-68-3 | DL-Methionine | 59-51-8 |
| L-Threonine | 72-19-5 | DL-Alanine | 302-72-7 |
| L-Pyroglutamic acid | 98-79-3 | Glycine | 56-40-6 |
| L-Cystine | 56-89-3 | L-Glutamine | 56-85-9 |
| L-Tyrosine | 60-18-4 | L-Phenylalanine | 63-91-2 |
| L-Leucine | 61-90-5 | L-Proline | 147-85-3 |
| L-Isoleucine | 73-32-5 | L-Histidine Hcl | 5934-29-2 |
| L-Valine | 72-18-4 | L-Histidine | 71-00-1 |
| L-Citrulline | 372-75-8 | L-Tryptophan | 73-22-3 |
| L-Arginine | 74-79-3 | N-Acetyl-L-Tyrosine | 537-55-3 |
| L-Arginine monohydrochloride | 1119-34-2 | N-Acetyl L-Cysteine | 616-91-1 |
| L-Glutamic Acid | 56-86-0 | Creatine Monohydrate | 6020-87-7 |
| L-Cysteine Hcl Mono | 7048-04-6 | Creatine Anhydrous | 57-00-1 |
| L-Cysteine Hcl Anhy | 52-89-1 | L-Aspartic Acid | 56-84-8 |
| L-Cysteine | 52-90-4 | L-Alanine | 56-41-7 |
| D-Leucine | 328-38-1 | L-Theanine | 3081-61-6 |
| L-Lysine monohydrochloride | 657-27-2 | BCAA(Branched Chain Amino Acids) | |
Packing & Delivery
Our Company
Premium Ingredient Co., Ltd has been producing and distributing amino acids, vitamins, nutrition and food additives for decades, severing for more than 100 clients in the fields of food, beverage, diet supplements, cosmetic, pharmaceutical and animal feeding, exporting to dozens of countries. We supply these products only from the first class Chinese factories with over 10 years producing experiences.
With more than 10 years working experience, Premium Ingredient Co., Ltd offers not only quality products, but also good service, quick response, delivery in time, share up-to-the minute market information, supply one-stop-shop solutions.
We have established a long-term, extensive and deep cooperation with the source to ensure sufficient supplies, stable prices, and rapid shipment. Our 3rd party documents include ISO9001, ISO14001, HACCP, HALAL, KOSHER, GMP, FAMI-QS.
We expect you sending email or coming for negotiation.
Our Factory
Our Research
CERTIFICATIONS
CERTIFICATE OF ANALYSIS(SAMPLE)
COMMODITY:L-ASPARTIC ACID
QUANTITY:
BATCH NUMBER:
DATE OF MANUFACTURE:
PACKAGE NUMBER:
RESULTS OF INSPECTION
REPRESENTATIVE SAMPLES WERE TAKEN FROM THIS LOT OF GOODS FOR
QUALITY INSPECTION WITH THE RESULTS AS FOLLOWS:
CHARACTERS:WHITE CRYSTALLINE,OLDRLESS;SLIGHTLY SOUR,NO VISIBLE IMPURITIES.
| ITEM | CONFORMS | RESULT |
| l-aspartic acid (C4H7NO4 TO COUNT),W/% | ≥98.5 | 99.4 |
| TRANSMITTANCE,% | ≥98 | 98.8 |
| SPECIFIC ROTATION(A)20D(DRY) | +24.80～+25.8° | +25.1° |
| CHLORIDE(BASED ON CL),% | ≤0.02 | <0.02 |
| LOSS ON DRYING,% | ≤0.20 | 0.06 |
| SULFATED ASH,% | ≤0.1 | 0.07 |
| IRON(FE),% | ≤0.001 | <0.001 |
| AMMONIUM SALT(NH4+TO COUNT | ≤0.05 | <0.05 |
| SULFURIC ACID SALT(SO4-),% | ≤0.03 | <0.03 |
| OTHER AMINO ACIDS | CAN NOT BE DETECTED | NOT DETECTED |
| HEAVY METALS(AS PB),% | ≤0.001 | <0.001 |
| ARSENIC(AS),% | ≤0.0002 | <0.0002 |
FAQ
Q: How long is your delivery time?
A: Generally it is 1-2 weeks..
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What's your MOQ ?
A: For the high value product, our MOQ starts from 25kg.
Q: Is there a discount ?
A: Yes, for larger quantity, we always support with better price.
Q: How to confirm the Product Quality before placing orders ?
A: Our products conforms to the internation standard, such as USP, CP, FCC. We can also send you the samples for test. After you confirmed the samples, we will move to the next step for cooperation.
Q: How to start orders or make payments ?
A: You can send our your Purchase order ( if your company has ), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
Q: How do you treat quality complaint ?
A: We tested each batch before delivery and only qualified product will be delivery, in case you find any problem about the quality when you received and tested, send email to us, and enclose the photo of the products and 3rd party test reports, We negotiate to resolve these issues, recall or exchange goods, or compensate.
Q: why we choose you ?
A : We ensure ingredient purity, on-time delivery, process efficiency and the technical documents you require.
(1) quality: meet even exceed what you expect.
(2) prices: competitive
(3) service: one stop shop solution, respond soon, delivery fast, share the market information, share the new application of the product.
Our products are sold all over the world, you can rest assured.
