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Vendor grade distribution

49 vendors · 0 flagged D–E
32
A
0
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0
C
0
D
0
E
17
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 Homopeptide A 6 10.0 9.9 10.0
23 May 2026
3 QYAOBIO A 4 10.0 9.9 10.0
11 Jul 2026
4 Shanghai Wibson Biotechnology A 4 10.0 9.9 10.0
6 Jul 2026
5 Hybio Pharmaceutical A 4 10.0 9.9 10.0
3 Aug 2026
6 PolyPeptide Group A 4 10.0 9.9 10.0
12 Jul 2026
7 Shanghai ERP Biotechnology A 3 10.0 9.9 10.0
24 Jun 2026
8 Chinese Peptide Company A 3 10.0 9.9 10.0
4 Jul 2026
9 SinoPep A 3 10.0 9.9 10.0
13 Jul 2026
10 Asymchem A 3 10.0 10.0 10.0
8 Aug 2026
11 Kerui Peptides A 4 9.9 9.9 10.0
28 Jun 2026
12 Mokemei Biotechnology A 4 9.9 9.9 10.0
13 Jul 2026
13 Shanghai Sigma Audley A 4 9.9 9.9 10.0
18 Jul 2026
14 WuXi TIDES A 4 9.9 9.9 10.0
19 Jul 2026
15 GenScript Peptides A 4 9.9 9.9 10.0
27 Jul 2026
16 JEEP Peptides A 3 9.9 9.9 9.9
27 Jun 2026
17 Hubei Jianxiang A 3 9.9 9.9 10.0
22 Jun 2026
18 Flourishglobal Peptide A 3 9.9 9.9 10.0
16 Jun 2026
19 Sangon Bio A 2 9.9 9.9 10.0
13 Jun 2026
20 Bachem A 2 9.9 9.9 10.0
1 Jun 2026
21 Sigma-Aldrich A 2 9.9 9.9 9.9
17 May 2026
22 Thermo Fisher Scientific A 2 9.9 9.9 9.9
3 Aug 2026
23 AmbioPharm A 2 9.9 9.9 9.9
6 Aug 2026
24 Shanghai Sigma Audley SSA A 3 8.9 8.0 9.4
25 May 2026
25 Glbiochem (Shanghai) A 6 8.6 7.7 9.3
25 May 2026
26 Wuhan Wansheng Bio (WWB) A 7 8.4 7.1 9.9
24 May 2026
27 Qingdao Sigma Chemical QSC A 6 8.4 7.1 9.3
21 May 2026
28 Nantong Guangyuan Chemical GYC A 7 8.2 7.1 9.1
24 May 2026
29 Hunan GoodPeptides Biotech Co X 1 9.6 9.6 9.6
11 Jun 2025
30 Kits4less X 1 9.5 9.5 9.5
2 Jul 2025
31 Xingtai Pukelai Technology Co X 1 9.0 9.0 9.0
9 Jun 2025
32 LN Peptides X 1 8.5 8.5 8.5
27 Feb 2025
33 Hangzhou Mandy Biotechnology X 1 8.5 8.5 8.5
20 Jun 2025
34 Qing Li Peptide A 14 7.6 5.8 9.3
24 May 2026
35 Peptide Sciences A 9 7.4 4.6 9.2
26 Jan 2026
36 Shandong Shengyuan Peptide Technology X 1 7.4 7.4 7.4
11 Jun 2025
37 Polaris Peptides A 9 7.3 4.6 9.3
24 May 2026
38 Hangzhou Youngpeptide Biotechnology HYB X 1 7.3 7.3 7.3
13 Feb 2025
39 Pure Tested Peptides X 1 6.8 6.8 6.8
9 Jun 2025
40 Shanxi Qianyecao Biotech QYC X 1 6.4 6.4 6.4
25 Apr 2025
41 Champion Peptide X 1 6.2 6.2 6.2
3 Jul 2025
42 Atomik Labz A 2 5.7 4.0 7.3
26 Jan 2026
43 Hunan Ruiwang Technology Center X 1 5.7 5.7 5.7
11 Jun 2025
44 Dragon Pharma X 1 4.7 4.7 4.7
3 Jul 2025
45 Top Peptide X 1 4.5 4.5 4.5
24 Apr 2025
46 Verified Peptides X 1 4.0 4.0 4.0
14 Jan 2025
47 Limitless Life Nootropics X 1 3.7 3.7 3.7
20 Jun 2025
48 Marvel Peptide X 1 0.0 0.0 0.0
9 Jun 2025
49 Peptide Ark X 1 0.0 0.0 0.0
7 May 2025