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Vendor grade distribution

48 vendors · 0 flagged D–E
30
A
2
B
2
C
0
D
0
E
14
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Shanghai ERP Biotechnology A 4 10.0 9.9 10.0
20 Jun 2026
2 QYAOBIO A 4 10.0 9.9 10.0
10 Jul 2026
3 Flourishglobal Peptide A 4 10.0 9.9 10.0
7 Jul 2026
4 Shanghai Wibson Biotechnology A 4 10.0 9.9 10.0
8 May 2026
5 GenScript Peptides A 4 10.0 9.9 10.0
12 Aug 2026
6 Sigma-Aldrich A 3 10.0 9.9 10.0
28 Jul 2026
7 JEEP Peptides A 2 10.0 10.0 10.0
20 Jun 2026
8 Chinese Peptide Company A 2 10.0 10.0 10.0
11 May 2026
9 PolyPeptide Group A 2 10.0 10.0 10.0
23 Apr 2026
10 Asymchem A 2 10.0 10.0 10.0
5 Aug 2026
11 Tianjin Finder Chemical TFC A 7 9.9 9.9 10.0
16 Apr 2026
12 Homopeptide A 5 9.9 9.9 10.0
25 May 2026
13 WuXi TIDES A 5 9.9 9.9 10.0
26 Jul 2026
14 Bachem A 4 9.9 9.9 10.0
9 Jul 2026
15 Kerui Peptides A 4 9.9 9.9 10.0
13 Jul 2026
16 Hybio Pharmaceutical A 4 9.9 9.9 10.0
27 May 2026
17 SinoPep A 4 9.9 9.9 10.0
14 Jun 2026
18 Mokemei Biotechnology A 3 9.9 9.9 10.0
1 Jul 2026
19 Sangon Bio A 2 9.9 9.9 10.0
13 Jun 2026
20 Hubei Jianxiang A 2 9.9 9.9 10.0
16 Apr 2026
21 Shanghai Sigma Audley A 2 9.9 9.9 10.0
24 Jul 2026
22 Thermo Fisher Scientific A 2 9.9 9.9 10.0
8 Aug 2026
23 AmbioPharm A 2 9.9 9.9 10.0
2 Aug 2026
24 Shanghai Sigma Audley SSA A 3 9.1 8.9 9.5
24 May 2026
25 Nantong Guangyuan Chemical GYC A 7 8.8 7.1 9.9
25 May 2026
26 Wuhan Wansheng Bio (WWB) A 6 8.7 7.6 9.5
25 May 2026
27 Qingdao Sigma Chemical QSC A 6 8.3 7.5 9.6
21 May 2026
28 Glbiochem (Shanghai) A 3 7.9 7.3 8.8
24 May 2026
29 The Naughty Needle X 1 10.0 10.0 10.0
25 Apr 2025
30 Pure Tested Peptides X 1 10.0 10.0 10.0
27 Feb 2025
31 Uther A 6 8.7 6.7 10.0
21 May 2026
32 Simple Peptide A 2 8.6 7.2 9.9
17 May 2026
33 Peptidology X 1 8.5 8.5 8.5
7 May 2025
34 Mai Peptide C 4 8.1 7.4 9.5
21 May 2026
35 PeptiLab Research X 1 7.2 7.2 7.2
20 Jun 2025
36 Amino Lair X 1 7.2 7.2 7.2
14 Jan 2025
37 ZZQ Peptides X 1 7.1 7.1 7.1
2 Apr 2025
38 Shandong Shengyuan Peptide Technology X 1 6.8 6.8 6.8
7 May 2025
39 ZhuoYan lab C 2 6.5 6.3 6.7
19 Jan 2026
40 Elite Research USA B 2 6.3 5.8 6.8
26 Jan 2026
41 SRY Labs B 8 6.2 3.3 7.9
21 May 2026
42 Prime Peptides X 1 6.2 6.2 6.2
8 Jul 2025
43 Zhang TY X 1 6.1 6.1 6.1
27 Feb 2025
44 PurePEPS X 1 5.8 5.8 5.8
13 Jun 2025
45 Xingtai Lesda Technology X 1 5.3 5.3 5.3
7 May 2025
46 Welon Peptide Solutions X 1 4.5 4.5 4.5
16 Mar 2025
47 Advanced Technology and Industrial X 1 0.0 0.0 0.0
7 May 2025
48 HK Fat Cat X 1 0.0 0.0 0.0
14 Jan 2025