Home Vendors Products Insights Red Flags About Methodology FAQ Free Test Verify Batch Vendor Support

Vendor grade distribution

40 vendors · 0 flagged D–E
29
A
1
B
2
C
0
D
0
E
8
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Tianjin Finder Chemical TFC A 8 10.0 9.9 10.0
16 Apr 2026
2 Homopeptide A 5 10.0 9.9 10.0
24 May 2026
3 Bachem A 4 10.0 9.9 10.0
8 Apr 2026
4 Chinese Peptide Company A 4 10.0 9.9 10.0
7 Jul 2026
5 GenScript Peptides A 4 10.0 9.9 10.0
22 Jul 2026
6 Asymchem A 4 10.0 9.9 10.0
12 Aug 2026
7 AmbioPharm A 4 10.0 9.9 10.0
18 Jul 2026
8 JEEP Peptides A 3 10.0 10.0 10.0
9 Jul 2026
9 Kerui Peptides A 3 10.0 9.9 10.0
17 Jun 2026
10 Mokemei Biotechnology A 3 10.0 9.9 10.0
11 Jul 2026
11 Flourishglobal Peptide A 3 10.0 9.9 10.0
28 Jun 2026
12 PolyPeptide Group A 3 10.0 9.9 10.0
4 May 2026
13 Hybio Pharmaceutical A 2 10.0 10.0 10.0
7 Aug 2026
14 WuXi TIDES A 5 9.9 9.9 10.0
1 Jul 2026
15 Sangon Bio A 4 9.9 9.9 10.0
17 Jun 2026
16 Sigma-Aldrich A 4 9.9 9.9 10.0
8 Jul 2026
17 Thermo Fisher Scientific A 3 9.9 9.9 10.0
12 Aug 2026
18 SinoPep A 3 9.9 9.9 10.0
19 Jul 2026
19 Shanghai ERP Biotechnology A 2 9.9 9.9 10.0
9 May 2026
20 QYAOBIO A 2 9.9 9.9 10.0
20 May 2026
21 Hubei Jianxiang A 2 9.9 9.9 9.9
8 Mar 2026
22 Shanghai Wibson Biotechnology A 2 9.9 9.9 10.0
7 Jul 2026
23 Shanghai Sigma Audley A 2 9.9 9.9 10.0
1 Jun 2026
24 Nantong Guangyuan Chemical GYC A 8 8.6 8.0 9.3
24 May 2026
25 Wuhan Wansheng Bio (WWB) A 5 8.4 6.7 9.7
24 May 2026
26 Glbiochem (Shanghai) A 6 8.2 7.4 9.5
24 May 2026
27 Qingdao Sigma Chemical QSC A 4 8.1 6.7 9.5
24 May 2026
28 Shanghai Sigma Audley SSA A 5 7.8 6.0 9.8
21 May 2026
29 Peptide Technologies X 1 10.0 10.0 10.0
27 Feb 2025
30 NUPEPS Peptides X 1 8.9 8.9 8.9
27 Feb 2025
31 HkRoids X 1 8.0 8.0 8.0
13 Feb 2025
32 Reta-Peptide B 10 7.3 5.7 10.0
24 May 2026
33 Glamgurcraft Innovations Foreign Trade X 1 7.1 7.1 7.1
14 Jan 2025
34 ZLZ Peptide A 15 7.0 4.4 10.0
21 May 2026
35 Tydes C 2 6.7 6.6 6.7
20 May 2026
36 Xingtai Jiachuang Technology C 2 6.2 5.3 7.2
21 May 2026
37 Evolve BioPep X 1 5.3 5.3 5.3
17 Dec 2024
38 Shaanxi Dideu Medichem X 1 4.5 4.5 4.5
28 Mar 2025
39 PeptiLab Research X 1 3.0 3.0 3.0
14 Jan 2025
40 Advanced Technology and Industrial X 1 1.7 1.7 1.7
2 Jul 2025