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Vendor grade distribution

34 vendors · 1 flagged D–E
30
A
2
B
1
C
1
D
0
E
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 5 10.0 10.0 10.0
23 May 2026
2 Shanghai Wibson Biotechnology A 4 10.0 10.0 10.0
4 Jul 2026
3 Shanghai Sigma Audley A 4 10.0 9.9 10.0
21 Jul 2026
4 PolyPeptide Group A 4 10.0 9.9 10.0
19 Jul 2026
5 Asymchem A 4 10.0 9.9 10.0
9 Jul 2026
6 Shanghai ERP Biotechnology A 3 10.0 10.0 10.0
13 Jun 2026
7 QYAOBIO A 3 10.0 9.9 10.0
1 Jun 2026
8 JEEP Peptides A 3 10.0 9.9 10.0
11 Apr 2026
9 Hybio Pharmaceutical A 3 10.0 9.9 10.0
2 Aug 2026
10 Chinese Peptide Company A 2 10.0 10.0 10.0
24 May 2026
11 Thermo Fisher Scientific A 2 10.0 10.0 10.0
25 Jun 2026
12 SinoPep A 2 10.0 10.0 10.0
24 Jun 2026
13 Tianjin Finder Chemical TFC A 6 9.9 9.9 10.0
16 Apr 2026
14 WuXi TIDES A 5 9.9 9.9 10.0
4 May 2026
15 Flourishglobal Peptide A 4 9.9 9.9 10.0
5 Jun 2026
16 GenScript Peptides A 4 9.9 9.9 10.0
5 Aug 2026
17 Sigma-Aldrich A 4 9.9 9.9 10.0
5 Aug 2026
18 Sangon Bio A 2 9.9 9.9 10.0
28 May 2026
19 Bachem A 2 9.9 9.9 10.0
8 Apr 2026
20 Kerui Peptides A 2 9.9 9.9 9.9
6 Jul 2026
21 Hubei Jianxiang A 2 9.9 9.9 10.0
10 Apr 2026
22 Mokemei Biotechnology A 2 9.9 9.9 9.9
28 May 2026
23 AmbioPharm A 2 9.9 9.9 9.9
1 Aug 2026
24 Shanghai Sigma Audley SSA A 5 8.9 7.7 9.8
24 May 2026
25 Glbiochem (Shanghai) A 7 8.6 7.1 10.0
24 May 2026
26 Qingdao Sigma Chemical QSC A 5 8.6 8.1 9.3
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 4 8.5 8.1 9.2
25 May 2026
28 Nantong Guangyuan Chemical GYC A 8 8.4 7.5 9.7
24 May 2026
29 Peptide-S A 4 7.5 6.5 9.0
25 Nov 2025
30 Qing Li Peptide A 3 7.2 6.8 7.4
3 Oct 2025
31 Polaris Peptides B 5 7.3 5.9 8.8
12 Aug 2025
32 Skye Peptides B 4 6.8 6.1 7.3
21 May 2025
33 Paramount Peptides C 3 5.2 4.6 6.0
6 May 2025
34 Uther D 3 6.5 3.7 8.6
23 Oct 2025