Factory Direct Supply High Quality L-Proline of Powder 99%

• CAS No.: 147-85-3
• Formula: C5h9no2
• Packaging Material: Paper
• Storage Method: Normal
• Shelf Life: >12 Months
• Nutrient Composition: Amino Acid
• Model NO.: 99%
• Resource: Chemosynthesis
• The content of active substances: 99%
• Grade: Food Additives
• Color: White
• Appearance: White Crystals or Crystalline Powder
• Product Name: L-Proline
• Transport Package: 25kg/Drum
• Specification: 99%
• Trademark: DawnChem
• Origin: China
• HS Code: 2930909099
• Production Capacity: 10000tons

Product Description

Product Description

Product Name:           L-Proline

CAS No:                      147-85-3

Molecular Formula:  C5H9NO2

Quality Standard:     USP-NF2023

Product Description

L-Proline is one of the most important amino acid in synthesis of body protein. It is also one of the important raw materials of amino acid infusion and synthesis of captopril and first-line antihypertensive drugs such as the main intermediates. It has been widely used in food and pharmaceutical industries.

Detailed Photos

 

Product Parameters

Items	Specifications
Appearance	White crystals or crystalline powder
Assay	98.5~101.5%
Residue on ignition	≤0.4%
Chloride	≤0.05%
Sulfate	≤0.03%
Iron	≤30ppm
Related Compounds	Not more than 0.5% of any individual impurity is found; Not more than 2.0% of total impurities is found
Speific rotation [a]b25	-84.3°~-86.3°
Loss on drying	≤0.4%

Certifications

Company Profile

Shandong Dawnchem Company Limited., is a collection of research and development, production, sales and service in one of the chemical products company.The company is located in "quancheng" jinan.Jinan is a national historical and cultural city, one of the first batch of China's outstanding tourist cities, one of the birthplace of prehistoric culture longshan culture.

The company mainly engaged in food/feed additives, vitamins and Amino acid.Products are exported to the United States, South Korea, Turkey, Poland, Japan, southeast Asia, Europe, the Middle East and other countries and regions.
 

 

Packaging & Shipping

 

 

 

 

FAQ

 

1:Can I get some samples before bulk order?
Most products provide free samples, but the shipping cost be paid by customers.

2: What's your MOQ?
For the high value product, our MOQ starts from 10g,100g and 1kg.

3: Which kind of payment terms do you accept?
PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union, L/C.

4.How to place an order?
You can contact me through Trademanager, WhatsApp, Skype Online and other contact methods, tell me the product and quantity you need, and then we will give you a quote. If you choose one of the above payment methods, we will arrange the delivery for you.

5:How about your delivery time?
A: Generally, it will take 5 to 7 days after receiving your advance payment.

6:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.