L-Aspartic Acid Sodium Salt Monohydrate CAS 323194-76-9 (L-Asp·Na·H2O) Assay 98.5~101.0%

Short Description:

L-Aspartic Acid Sodium Salt Monohydrate

CAS: 323194-76-9

Assay: 98.0~102.0% (on Dried Basis) 

White Crystals or Crystalline Powder; Characteristic Taste  

Amino Acids & Derivatives, High Quality 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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Description:

Shanghai Ruifu Chemical Co., Ltd. is the one of leading suppliers of L-Aspartic Acid Sodium Salt Monohydrate (CAS: 323194-76-9) with high quality. Ruifu Chemical supplys a series of amino acids & derivatives. We can provide COA, worldwide delivery, small and bulk quantities available. If you are interested in L-Aspartic Acid Sodium Salt Monohydrate, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name L-Aspartic Acid Sodium Salt Monohydrate 
Synonyms L-Asp·Na·H2O; Monosodium L-Aspartate Monohydrate; Monosodium L-Aspartate; L-Aspartic Acid Monosodium; Sodium L-Aspartate; Sodium L(+)-Aspartate Monohydrate; (S)-2-Aminosuccinic Acid Sodium Salt; Sodium Hydrogen L-Aspartate
Stock Status In Stock 
CAS Number 323194-76-9
Molecular Formula C4H6NNaO4.H2O
Molecular Weight 173.10 
Melting Point ~140℃(dec.)
Water Solubility  Soluble in Water 
Storage Temp.  Sealed in Dry, Store at Room Temperature
COA & MSDS Available
Classification Amino Acids & Derivatives 
Brand Ruifu Chemical

Safety Information:

Risk Statements  62-63
Safety Statements  36/37-60                                                       
WGK Germany  3                                                                          
3

Specifications:

Items Inspection Standards Results
Appearance White Crystals or Crystalline Powder Conforms          
Taste       Characteristic Taste       Conforms          
Identification Infrared Absorption Spectrum Conforms
Specific Rotation [α]20/D +19.0° to +21.0°(C=2, H2O)
+19.2°
State of Solution (Transmittance) Clear and Colorless ≥98.0% 98.5%
Chloride (Cl) ≤0.020% <0.020%
Sulfate (SO4) ≤0.030% <0.030%
Ammonium (NH4) ≤0.020% <0.020%
Iron (Fe) ≤20ppm <10ppm
Heavy Metals (Pb) ≤10ppm <10ppm 
Arsenic (As2O3) ≤1.0ppm <1.0ppm
Other Amino Acids Conforms  Conforms
Loss on Drying ≤0.25% 0.17%
Assay 98.5 to 101.0% (on Dried Basis)     99.4%
Acidity (pH Value) 6.0 to 7.5 (1.0g in 100ml of H2O) 6.8
Conclusion This Product by Inspection Accords with the Standard of AJI97
Main Uses Food Additives; Pharmaceuticals; etc.

AJI97 Test Method:

When dried, contains not less than 98.5 percent and not more than 101.0 percent of (C4H6NNaO4.H2O).
Description: White crystals or crystalline powder, characteristic taste
Solubility (H2O, g/100g): about 67 (25℃)
Identification: Compare the infrared absorption spectrum of the sample with that of the standard by potassium bromide disc method.
Specific Rotation [α]20/D: Dried sample, C=8, 6mol/L HCl
State of Solution (Transmittance): 1.0g in 10ml of H2O, spectrophotometer, 430nm, 10mm cell thickness.
Chloride (Cl): 0.7g, A-1, ref: 0.40ml of 0.01mol/L HCl
Ammonium (NH4): A-1
Sulfate (SO4): 0.80g, (2), ref: 0.50ml of 0.005mol/L H2SO4
Iron (Fe): 0.75g, ref: 1.5ml of Iron Std. (0.01mg/ml)
Heavy Metals (Pb): 2.0g, (1), ref: 2.0ml of Pb Std. (0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml of As2O3 Std.
Other Amino Acids: Test Sample: 50μg, B-1-a control; L-AspNa.H20 0.25μg
Loss on Drying: In vacuum, silica gel, at room temperature for 5 hours
Assay: Dried sample, 90mg, (1), 3ml of formic acid, 50ml of glacial acetic acid, 0.1mol/L HCLO4 1ml=8.655mg C4H6NNaO4.H2O
pH: 1.0g in 10ml of H2O
Recommended storage limit and condition: Preseved tight containers at controlled room temperature (2 years).

Package & Storage:

Package: Fluorinated Bottle, 25kg/bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool, dry and ventilated warehouse away from incompatible substances. Protect from light and moisture.

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

Application:

L-Aspartic Acid Sodium Salt Monohydrate (CAS: 323194-76-9) has excellent fresh-showing and preservative effect, widely used in food industry as fresh-showing agent and preservative, can replace monosodium glutamate. It is often used with natural seasoning, sodium glutamate, glycine or sodium citrate, sodium succinate, etc. Mainly used in all kinds of curry, vinegar, canned fish, canned vegetables, bread, biscuits, drinks and so on as flavor improver. If used in orange juice and other refreshing drinks, because of a unique refreshing fragrance.
(1) Adding orange juice and other cool drinks can increase the cool feeling because of its unique refreshing flavor;
(2) Combined with other condiments, it can increase efficiency to make strong flavor;
(3) It can remove bitterness when used with saccharin sodium;
(4) Adding soda, Coca Cola and other carbonated drinks can increase the retention of carbon dioxide;
(5) Added to aquatic products, it can make the flavor stronger. In addition, it has the function of inhibiting the change of food color and flavor.
Food Grade  
1. Freshener and preservative
Has excellent freshness and antiseptic effects. It is widely used as freshener and preservative in food industry and can replace monosodium glutamate
2. Seasoning
It is mostly used with natural condiments, sodium glutamate, glycine or sodium citrate, sodium succinate, etc. It is mainly used as flavor improver for all kinds of curry, vinegar, canned fish, canned vegetables, bread, biscuits and beverages. If used in cool drinks such as orange juice, it can increase the cool feeling because of its unique refreshing flavor, and is often used with polyphosphate. Combined with other condiments, it has synergistic effect. Combined with saccharin sodium, it has the effect of reducing bitterness.
3. Nutrition fortifier
Although it is a non essential amino acid, it participates in the metabolic process and plays an important physiological role. The dosage is unlimited.
4. Has the excellent function of freshdisplay and antisepsis.It is widely used in freshening agent and antiseptic in food industry and can be used as substitut for monosodium glutamate. In medicine industry it is mainly used as heart disease medicine, liver function accelerant, antidote, fatigue eliminating medicament and one component of amino acid transfusion. It is also used widely in industry. 

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