D-Ribose CAS 50-69-1

87771-40-2
Ioversol CAS 87771-40-2
09/07/2021
69-79-4
Maltose CAS 69-79-4
29/06/2021

D-Ribose paramete


CAS No.:50-69-1
MF:C5H10O5
FEMA No.:3793
Type:Nutrition Enhancers
Appearance:White Crystal Powder
Melting point:88-92 °C(lit.)
Storage temp.:2-8°C
Specific rotation:-20.8 °(c=4, H2O)
Boiling point:375.4°C at 760 mmHg
Other Names:D-RIB
EINECS No.:200-059-4
Place of Origin:Shandong, China
Brand Name:Lookchemical
Product name:D-Ribose
Assay:97.0%~102.0%
Refractive index:-21 ° (C=1, H2O)
Solubility:H2O: 0.1 g/mL, clear, colorless to light yellow
Dentisy:1.681 g/cm3

Application


Used as pharmaceutical raw materials, health products, intermediates, food additives, etc

D-ribose, as a natural component in all cells, is closely related to the formation of adenosine and the regeneration of ATP, and is one of the most basic energy sources of life metabolism. It plays a key role in the metabolism of heart and bone collisional muscle, and can promote the recovery of ischemic tissue and local hypoxic tissue in local Chemicalbook. D-ribose is an important component of nucleic acid, a genetic material in living organisms. It plays a pivotal role in the metabolism of nucleosides, proteins and fats, and has important physiological functions and broad application prospects.

Specification:


Items
Specifications
Results
Appearance:
white to off-white powder
Conforms
Identification:
Positive
Conforms
Assay (on dry basis):
97.0-102.0%
99.20%
Specific rotation[α]D20:
-18.0°~-22.0°
-22°
Impurities:
<1.0%
Conforms
Loss on drying:
0.5%max
0.22%
Residue on ignition:
0.20%max
0.05%
State of solution:
95.0%min
99.10%
Heavy metals:
10mg/kg max
Conforms
Arsenic(As):
0.1mg/kg max
Conforms
Lead(Pb):
2mg/kg max
Conforms
Other saccharide:
Not detectable(chromatographically)
Conforms
Aerobic plate count:
<100 cfu/g
Conforms
Yest & Mold:
100cfu/g max
Conforms
Coliforms:
10cfu/g max
Conforms
Pathogenic Bacteria(Salmonella,E.Coli,Staphylococcus,Aureus):
Negative
Conforms

Service


Pre-Sales Service


* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Every batch of products will be tested to ensureits quality.

* Sample testing support.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service


* Any questions about the product can be consulted at any time.

*The fact of logistics information monitoring.

*Product has any problem can return.

Shipping



Secure and discreet shipment. You have various choices of transportation methods.

1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

FAQ

Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What information should I let you know if I want to get a quotation
A :  Quality you require, eg. Assay, Purity, or single impurity -Quantity you need -Standard you want, such as USP, EP, JP etc.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
Q5: When will you deliver the goods
A :  For sample(less than 1kg), in about 3 working days after payment; for larger orders (more than 1kg), in about 7 working days after payment.
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.

D-Ribose picture

Packaging and shipping