Recombinant Streptavidin 3, r-SA3

 
Product Information

Product name: Recombinant Streptavidin 3 (r-SA3)
Specifications: 10 mg, 100 mg, 500 mg
Product form: freeze-drying powder, with a solution of 5mM PB (4mM Na2HPO4, 1mM NaH2PO4, pH7.4) before freeze-drying
Molecular weight: 16.7 kDa
Isoelectric point: 6.06
Purity: ≥ 95% (SDS-PAGE detection)
Concentration determination: 280nm absorption method with a molar absorption coefficient of 4.19 × 104 (mol/L) -1 · cm-1, i.e. c (g/L)=A280nm/2.51
Endotoxin: ≤ 5EU/mg
Source: Escherichia coli
Storage condition: -20 ℃ storage
Validity period: 3 years

Company Information
 
Chengdu Youngshe Chemical Co.,Ltd, is a dynamic and progressive peptides manufacturer in China. We are dedicating to be a professional, efficient,and reliable partner for global customers on peptides.Hi-new tech Zone campus in the suburb of Chengdu city provides Youngshe with a good infrastructure for both industrial-scale production of peptides and custom peptide synthesis.You can select more than 200 kinds of raw cosmetic peptide ingredients here.Youngshe provide a one-stop service for raw cosmetic peptide ingredients.You will save lots of time ,energy, money and have a very pleasant experience with us.

 
Our Advantages
1.Competitive factory price.
2. Professionalism of production: With more than 10 years of experience in peptide production, to ensure the stability and reliability of each batch of peptide quality.
3. Professionalism of product efficacy: We are familiar with thousands of peptides that are now available worldwide, thorough research.
4. Professionalism of service:customer satisfaction is our greatest work.
5. Reliability: We always believe that only good reputation and product quality can make a good company.
6. Flexibility:We offer a variety of peptides, liquid, freeze-dried powder etc.
7. Variety of products: We offer more than 200 cosmetic peptides, including Dipeptide, Tripeptide, Tetrapeptide, Pentapeptide, Hexapeptide, Heptapeptide, Octapeptide, Nonapeptide, Decapeptide, Copper peptide, Oligopeptide and so on.
 
Packing&Shipping

 
F&Q
 
Q1: How do I make an order?
A: Simply send an inquiry to contact with us and we will be happy to assist you with your order.

Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information.We accept T/T (Telegraphic
Transfer),Western Union or Paypal.

Q3: How about delivery lead time?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

Q4:Is there a discount?
A:Different quantity has different discount.

Q5: 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.
 
 
Contact info.
Aileen Chen
Email: aileen@youngshechem.com
Tel/whatsapp/Skype/WeChat: +8619150309904