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Vendor grade distribution

52 vendors · 1 flagged D–E
32
A
0
B
1
C
0
D
1
E
18
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 WuXi TIDES A 5 10.0 9.9 10.0
11 Jul 2026
2 Homopeptide A 4 10.0 10.0 10.0
24 May 2026
3 Shanghai ERP Biotechnology A 4 10.0 9.9 10.0
5 Jul 2026
4 Chinese Peptide Company A 4 10.0 10.0 10.0
13 Jun 2026
5 Shanghai Sigma Audley A 4 10.0 9.9 10.0
21 Jun 2026
6 Thermo Fisher Scientific A 4 10.0 9.9 10.0
24 Apr 2026
7 AmbioPharm A 4 10.0 9.9 10.0
6 Aug 2026
8 Sangon Bio A 3 10.0 10.0 10.0
17 Jun 2026
9 PolyPeptide Group A 3 10.0 9.9 10.0
15 May 2026
10 SinoPep A 3 10.0 9.9 10.0
23 Jul 2026
11 QYAOBIO A 2 10.0 10.0 10.0
3 Jul 2026
12 Kerui Peptides A 2 10.0 10.0 10.0
10 Jul 2026
13 Hybio Pharmaceutical A 2 10.0 10.0 10.0
5 Aug 2026
14 GenScript Peptides A 2 10.0 10.0 10.0
10 Jun 2026
15 Tianjin Finder Chemical TFC A 6 9.9 9.9 10.0
16 Apr 2026
16 Bachem A 4 9.9 9.9 10.0
11 Jul 2026
17 Mokemei Biotechnology A 3 9.9 9.9 10.0
12 Jun 2026
18 Sigma-Aldrich A 3 9.9 9.9 9.9
4 Aug 2026
19 Asymchem A 3 9.9 9.9 9.9
17 Aug 2026
20 JEEP Peptides A 2 9.9 9.9 10.0
3 Jul 2026
21 Hubei Jianxiang A 2 9.9 9.9 10.0
21 Jun 2026
22 Flourishglobal Peptide A 2 9.9 9.9 9.9
8 Jul 2026
23 Shanghai Wibson Biotechnology A 2 9.9 9.9 10.0
18 May 2026
24 Glbiochem (Shanghai) A 8 8.8 7.3 10.0
24 May 2026
25 Qingdao Sigma Chemical QSC A 5 8.7 6.7 10.0
24 May 2026
26 Shanghai Sigma Audley SSA A 8 8.5 7.4 9.7
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 7 8.3 7.0 9.6
23 May 2026
28 Nantong Guangyuan Chemical GYC A 3 8.2 8.2 8.3
21 May 2026
29 Shanghai OuDaXin New Material Technology Center E 2 5.8 5.4 6.2
21 May 2026
30 M-Peptides X 1 9.2 9.2 9.2
24 Apr 2025
31 Eros Peptides X 1 8.7 8.7 8.7
21 May 2025
32 Hangzhou Youngpeptide Biotechnology HYB X 1 8.7 8.7 8.7
3 Jul 2025
33 Huayi Biotechnology X 1 8.7 8.7 8.7
3 Jun 2025
34 Lux Synth Aminos X 1 8.0 8.0 8.0
28 Mar 2025
35 PeptiSlim C 2 7.9 7.7 8.1
24 May 2026
36 PeptiAtlas X 1 7.7 7.7 7.7
3 Jul 2025
37 Shandong Shengyuan Peptide Technology A 2 7.5 6.6 8.4
25 May 2026
38 Bio Pepz X 1 7.4 7.4 7.4
14 Jan 2025
39 Simple Peptide A 2 7.3 7.0 7.6
23 May 2026
40 Zenith Jove Peptide ZJ A 2 6.8 6.3 7.2
24 May 2026
41 Zen Peptides X 1 6.4 6.4 6.4
2 Jul 2025
42 Wolverine Peptides X 1 6.2 6.2 6.2
6 May 2025
43 Peptronix Bio PTB X 1 6.1 6.1 6.1
3 Jun 2025
44 Haikou Mingheng Biotechnology X 1 6.1 6.1 6.1
3 Jul 2025
45 Lipeptides X 1 5.9 5.9 5.9
28 Mar 2025
46 Shandong Nuoweiou Medical Technology Co X 1 5.6 5.6 5.6
3 Jul 2025
47 Suaway Lab Research A 3 5.3 4.6 6.6
17 May 2026
48 Yongkang Nuoao Trading Co X 1 5.0 5.0 5.0
14 Jan 2025
49 PeptiLab Research X 1 5.0 5.0 5.0
24 Apr 2025
50 Prime Peptides X 1 4.3 4.3 4.3
2 Apr 2025
51 WllyBIO X 1 3.7 3.7 3.7
2 Jul 2025
52 Evolve BioPep X 1 2.5 2.5 2.5
17 Dec 2024