| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Non-Customized |
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
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tem |
Specification |
Results |
|
Physical Property |
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|
Appearance |
White Powder |
Conforms |
|
Odor |
Characteristic |
Conforms |
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General Analysis |
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Identification Assay (Test by HPLC) Loss on Drying |
Identical to sample 99% - 101% ≤1.0% |
Conforms 99.88% 0.39% |
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Specific Rotation |
+20.0 ~+22.0° |
Conforms |
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Ash |
≤3.0% |
0.68% |
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Contaminants |
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Lead (Pb) |
≤3.0mg/kg |
2.2 |
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Arsenic (As) |
≤2.0mg/kg |
1.6 |
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Microbiological |
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Total Plate Count |
≤1000cfu/g |
Conforms |
|
Yeast&Mold |
≤100cfu/g |
Conforms |
|
E.Coli. |
Negative |
Conforms |
|
Salmonella |
Negative |
Conforms |
5'-Nucleotides are produced through the hydrolytic reaction from Ribonucleic acid(RNA) as raw material by enzymatic catalysis to form four kinds of nucleotides 5- 'AMP (adenosine-5'-monophosphate), 5'-GMP•2Na(guanosine-5'-monophosphate, disodium salt), 5'-CMP(cytidine-5'-monophosphate)-, 5'-UMP•2Na (uridine- 5'-monophosphate,Disodium salt) .By the chromatographic isolation, four kinds of separated 5'-nucleotide products with high purity can be obtained. These products can be widely applied in medicine, reagent, fine chemical industry, and additive of food fields etc.
Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the sigma "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7: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.
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