D-Galactose 59-...

D-Galactose     59-23-4
D-Galactose     59-23-4
D-Galactose     59-23-4
D-Galactose     59-23-4
D-Galactose     59-23-4

D-Galactose 59-23-4

Min.Order / FOB Price:Get Latest Price

1 Kilogram

FOB Price:USD 1.0000 -10.0000

  • Min.Order :1 Kilogram
  • Purity: >99%
  • Payment Terms : L/C,D/A,D/P,T/T,Other

Keywords

Galactose,D- (8CI) D(+)Galactose anhydrous (+)-Galactose

Quick Details

  • Appearance:White
  • Application:For organic synthesis, medicinal for the determination of liver function
  • PackAge:In plastic outside weave or according to your request
  • ProductionCapacity:500|Kilogram|Week
  • Storage:-15°C
  • Transportation:We ship goods via DHL, Fedex, UPS, TNT, China post, NL Post and other couriers, weight from 10g to 1000kg or even bulker.?

Superiority:

Our Advantage 

Rich Experience 
Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. 

Quality service 
Company cooperates with research institutes. We strictly control the process of raw materials up to finished product. 
  
24 hour service 
Quick and clear response to customers questions. Warm after sale service, we will help to solve the problems in your usage. 

High quality 
Dedicated to serving customers first, we provide reasonable prices, high quality products. 

 

Details:

Our advantage:

1. High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

 2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,

and we have stock in there for transferring.

Density 1,5 g/cm3
Melting Point 168-170°C(lit.)
Boling Point 232.96°C (rough estimate)
Specific Rotation(α) +79.0~+81.0°(D/20℃) (c=10, dil. NH4OH)
Flash Point 286.7°C
Water Solubility Soluble in water.
Solubility Soluble in water, soluble in pyridine, slightly soluble in ethanol and glycerin.
Vapor Presure 2.59E-13mmHg at 25°C
Appearance White crystal
Color White
Odor Odorless
Merck 14,4335
BRN 1724619
pKa pK1:12.35 (25°C)
PH 4.5-6.0 (H2O)Aqueous solution
Storage Condition room temp
Sensitive Moisture sensitivity
Refractive Index 80 ° (C=10, H2O)
MDL MFCD00151230
Physical and Chemical Properties A monosaccharide that forms lactose in combination with glucose. White crystals. Crystallization from an aqueous solution contains one molecule of water of crystallization. Melting point 118-120 °c. When crystallized from an ethanol solution, it becomes anhydrous. Melting point 165-168 °c. Soluble in water and ethanol. Slightly soluble in glycerol. Right optical rotation.
Use For organic synthesis, medicinal for the determination of liver function

UseD-galactose is an important medium and synthetic component in enzyme and biochemical research. It is also widely used in the pharmaceutical field, both as a carrier and as an active substance.
as a component of galactosyltransferase labeling buffer, growth of Lactobacillus was supplemented in MRS broth to induce expression of uncoupling protein (UCP) in yeast transformation.
It is used in organic synthesis and in medicine to measure liver function
nutritional medicine.production method1. Lactose can be hydrolyzed to D( +)-galactose in acidic medium, then dissolved with water, and then precipitated by ethanol to obtain a pure product.

Product Packaging

1) 1kg/bag (1kg net weight, 1.1kg gross weight, packed in an aluminum foil bag)

2) 25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 360mm diameter)

 Storage

Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.

Delivery

Usually within3-5 working days after full payment.

transport

EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA

DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service; 

Sea shipping for quantity over 500KG; And air shipping is available for 50KG above;

For high value products, please select air shipping and DHL express for safe;

Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials.

 

Packing:  
  1. Inner double plastic bags----25kg/Fiber drum (35*35*45cm, GW: 28kg, NW: 25kg); 

  2. Inner double plastic bags----5kg/Aluminum foil bag (GW: 6.5kg, NW: 5kg). 

  3. Inner double plastic bags----1kg/Aluminum foil bag (GW: 1.5kg, NW: 1kg). 

P.S.: we accept packaging customization. 


  
Delivery:   

  1. Stock products are normally shipping within 3 working days.  

  2. For rush delivery, please contact our sales team for particular arrangement. 

Shipping Details: 
  1. We ship goods via DHL, Fedex, UPS, TNT, China post, NL Post and other couriers, weight from 10g to 1000kg or even bulker. 

  2. Shipping details & shipping documents will be provided and sent by email. 

  3. We keep tracking the shippment until clients well received. 

  4. After years export shipping experience, with professional and experienced cooperated forwarders, we ensure that goods can be delivered in multiple ways safetly and efficiently. 

About us

Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,  

We have compalete sales and service team , information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.  

Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization,  Keep moving!  

 

FAQ: 
1. Are you a trade company or factory   
We are a  factory with our own trading company.  

2.How do you control the quality   
Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.   

3. How long is lead time   
We deliver goods within 3 days for small order, 7-10 days for bulk order.   

4. Where is your factory located  How can I visit the factory   
 Our factory located in HEBEI, China.

5. Can i get some samples  
  Yes, we can supply free sample, but the shipping cost be paid by our customers. 

6. How to start orders or make payments  
  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,  

7. How to confirm the Product Quality before placing orders  
  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. 

8. How long is lead time

We deliver goods within 3 days for small order, 7-10 days for bulk order.

 

9. How do you treat quality complaint

  First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.

 

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