proteose peptone

Microbiology base material
The difference between peptone and Proteose Peptone is the different degree of their hydrolysis, and hydrolysis of peptone is much higher than proteose. It can be precipitated by ammonium sulfate and offer C source, N source etc.
Proteose peptone is a special mixed peptone, which full of macromolecule peptide (for example over 4000) under accuracy production control.
Technical standard
Total nitrogen: ≥ 11.0%;
Amino nitrogen: ≥ 2.5%;
Loss on drying: ≤ 6.0%;
Ash: ≤ 7.0%
Color: Yellowish or white powder
Package: 20kg kraft bag with inner lining\10kg paper barrel\1kg aluminum foil bag\250g bottle packed
Storage: Keep in original packaging closed when not in use, , keep in ventilating\clean and dry area, avoid moisture
Retention period: 3years
1. What's your payment terms?
T/T or L/C.
2. What's your delivery time?
Usually we will arrange the shipment in 7 -15 days.
3. How about the packing?
Usually we provide the packing as 20 kg / bag . Of course, if you have special requirements on them, we will according to you.
4. How about the validity of the products?
According to the products you ordered.
5. What documents you provide? 
Usually, we provide Commerical Invoice, Packing List, Bill of loading and Origin certificate. If your markets have any special requirements, let us know.
6. What is loading port?
Usually is Qingdao or Tianjin.