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Vendor grade distribution

47 vendors · 1 flagged D–E
30
A
0
B
1
C
1
D
0
E
15
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Tianjin Finder Chemical TFC A 4 10.0 10.0 10.0
16 Apr 2026
2 Shanghai ERP Biotechnology A 4 10.0 9.9 10.0
20 Jun 2026
3 Sangon Bio A 4 10.0 9.9 10.0
16 Jun 2026
4 Bachem A 4 10.0 9.9 10.0
22 Jun 2026
5 Kerui Peptides A 4 10.0 9.9 10.0
27 Jun 2026
6 Shanghai Wibson Biotechnology A 4 10.0 9.9 10.0
17 Jun 2026
7 PolyPeptide Group A 4 10.0 9.9 10.0
6 Jul 2026
8 JEEP Peptides A 3 10.0 9.9 10.0
17 Mar 2026
9 Mokemei Biotechnology A 3 10.0 9.9 10.0
14 Jul 2026
10 Chinese Peptide Company A 3 10.0 9.9 10.0
13 Jan 2026
11 Asymchem A 3 10.0 9.9 10.0
22 Jul 2026
12 GenScript Peptides A 2 10.0 10.0 10.0
3 May 2026
13 Homopeptide A 4 9.9 9.9 10.0
24 May 2026
14 Hubei Jianxiang A 4 9.9 9.9 10.0
2 Jun 2026
15 WuXi TIDES A 4 9.9 9.9 10.0
4 Jul 2026
16 Hybio Pharmaceutical A 4 9.9 9.9 10.0
5 Aug 2026
17 Thermo Fisher Scientific A 4 9.9 9.9 10.0
10 Aug 2026
18 SinoPep A 4 9.9 9.9 10.0
18 Jul 2026
19 AmbioPharm A 4 9.9 9.9 10.0
14 Jul 2026
20 QYAOBIO A 3 9.9 9.9 10.0
11 Jul 2026
21 Shanghai Sigma Audley A 3 9.9 9.9 10.0
22 Jul 2026
22 Sigma-Aldrich A 3 9.9 9.9 9.9
26 Jul 2026
23 Flourishglobal Peptide A 2 9.9 9.9 10.0
28 May 2026
24 Shanghai Sigma Audley SSA A 5 8.8 7.5 10.0
21 May 2026
25 Wuhan Wansheng Bio (WWB) A 8 8.6 6.9 9.8
23 May 2026
26 Nantong Guangyuan Chemical GYC A 7 8.5 7.9 9.2
24 May 2026
27 Qingdao Sigma Chemical QSC A 8 8.4 7.4 10.0
25 May 2026
28 Glbiochem (Shanghai) A 4 7.6 7.0 8.0
24 May 2026
29 Aavant Research X 1 10.0 10.0 10.0
3 Jul 2025
30 Shanghai JinBei Chemical Technology X 1 9.1 9.1 9.1
17 Dec 2024
31 Shandong Aishi Biotechnology D 3 8.0 6.4 10.0
19 Jan 2026
32 Peptide Worldwide X 1 7.7 7.7 7.7
3 Jul 2025
33 Polaris Peptides A 4 7.6 5.3 10.0
23 May 2026
34 Paramount Peptides A 3 6.9 6.1 7.4
24 May 2026
35 Accelerate Labs X 1 6.6 6.6 6.6
24 Apr 2025
36 Qingdao Hongshengda Trading X 1 6.5 6.5 6.5
17 Dec 2024
37 NextechLabs X 1 6.2 6.2 6.2
20 Jun 2025
38 Zhang TY X 1 6.2 6.2 6.2
17 Dec 2024
39 Lipeptides X 1 6.0 6.0 6.0
2 Jul 2025
40 Quenna PMQ X 1 6.0 6.0 6.0
13 Feb 2025
41 Pharma Grade Peptides X 1 5.3 5.3 5.3
24 Apr 2025
42 Peptides 4 Research C 2 4.9 4.8 5.0
24 May 2026
43 Deuschem X 1 4.4 4.4 4.4
13 Jun 2025
44 Hybiopeptides X 1 3.1 3.1 3.1
11 Jun 2025
45 SubQ Society X 1 0.6 0.6 0.6
25 Apr 2025
46 NuLife Peptides X 1 0.3 0.3 0.3
21 May 2025
47 HK Fat Cat X 1 0.0 0.0 0.0
14 Jan 2025