I. Production
1. 99.99% pure nitrogen production environment, fully ensure the stability and cleanliness of polypeptide;
2. The use of liquid nitrogen pre-freezing technology, greatly ensure the polypeptide freeze-drying effect and activity;
3. Twice Kaiser verification, to ensure that each step of the chemical solid phase reaction is completed;
4. For disulfide bond oxidation polypeptides, site-point oxidation was adopted to ensure the accuracy of subsequent experiments of customers;
5. Free desalting service can be refined according to customer needs of different levels of salt transfer service;

Ⅱ. Subpackage
1. The use of CNAS certification of the superfine 1/10000 balance for packaging, to ensure the precision of peptides;
2. The closed air filter system is adopted in the packing place to ensure the cleanliness of the product;
3. The sub-assembly table is experimental ultra-stable marble structure table, to ensure the stability of weighing sub-assembly;

Ⅲ. Delivery
1. Provide HPLC and MS Analysis reports;
2. Provide optional dissolution testing services;
3. Provide optional endotoxin testing services;