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Vendor grade distribution

41 vendors · 2 flagged D–E
28
A
1
B
2
C
2
D
0
E
8
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Tianjin Finder Chemical TFC A 7 10.0 9.9 10.0
16 Apr 2026
2 Kerui Peptides A 4 10.0 9.9 10.0
4 Jul 2026
3 Chinese Peptide Company A 4 10.0 9.9 10.0
10 Jul 2026
4 Shanghai Wibson Biotechnology A 3 10.0 9.9 10.0
10 Jul 2026
5 Thermo Fisher Scientific A 3 10.0 9.9 10.0
14 Aug 2026
6 Shanghai ERP Biotechnology A 2 10.0 10.0 10.0
15 Mar 2026
7 QYAOBIO A 2 10.0 10.0 10.0
12 Jul 2026
8 Hybio Pharmaceutical A 2 10.0 10.0 10.0
27 Jul 2026
9 Asymchem A 2 10.0 10.0 10.0
17 Jun 2026
10 Homopeptide A 4 9.9 9.9 10.0
21 May 2026
11 Hubei Jianxiang A 4 9.9 9.9 10.0
2 May 2026
12 Mokemei Biotechnology A 4 9.9 9.9 10.0
15 Jun 2026
13 Flourishglobal Peptide A 4 9.9 9.9 10.0
18 Jun 2026
14 Shanghai Sigma Audley A 4 9.9 9.9 10.0
10 Jul 2026
15 WuXi TIDES A 4 9.9 9.9 10.0
19 Jun 2026
16 Sangon Bio A 3 9.9 9.9 10.0
6 May 2026
17 SinoPep A 3 9.9 9.9 10.0
1 Jul 2026
18 JEEP Peptides A 2 9.9 9.9 10.0
7 Jun 2026
19 Bachem A 2 9.9 9.9 10.0
13 Jul 2026
20 GenScript Peptides A 2 9.9 9.9 10.0
8 Aug 2026
21 Sigma-Aldrich A 2 9.9 9.9 10.0
20 Apr 2026
22 PolyPeptide Group A 2 9.9 9.9 10.0
16 Jul 2026
23 AmbioPharm A 2 9.9 9.9 9.9
1 May 2026
24 Nantong Guangyuan Chemical GYC A 2 9.1 8.9 9.2
24 May 2026
25 Qingdao Sigma Chemical QSC A 5 8.5 7.5 10.0
21 May 2026
26 Shanghai Sigma Audley SSA A 3 8.5 7.7 9.9
21 May 2026
27 Glbiochem (Shanghai) A 6 8.0 7.5 8.8
24 May 2026
28 Wuhan Wansheng Bio (WWB) A 5 7.7 6.5 9.4
24 May 2026
29 EHZ Peptides C 2 6.5 5.9 7.1
26 Jan 2026
30 Zztai Peptide C 2 5.4 4.6 6.2
17 May 2026
31 Mai Peptide X 1 10.0 10.0 10.0
11 Jun 2025
32 Laicuinuo LCN X 1 9.2 9.2 9.2
20 Jun 2025
33 Yongkang Nuoao Trading Co X 1 8.2 8.2 8.2
13 Jun 2025
34 Shanxi Qianyecao Biotech QYC D 3 6.4 5.1 7.6
21 May 2026
35 HXNet X 1 6.4 6.4 6.4
25 Apr 2025
36 Rayshine Peptide Biochemicals X 1 6.1 6.1 6.1
27 Feb 2025
37 Hangzhou Mandy Biotechnology X 1 5.5 5.5 5.5
24 Apr 2025
38 Zhejiang Yichenkang Biotechnology B 2 5.3 4.0 6.6
19 Jan 2026
39 Shanghai Leader Peptide Biotechnology X 1 4.9 4.9 4.9
13 Jun 2025
40 PepLab Solutions X 1 2.3 2.3 2.3
2 Apr 2025
41 Peptides For Sale D 2 1.8 1.4 2.3
23 May 2026