Methylamine (base) CAS 74-89-5
35
Vendors
115
Samples
5.8
Avg Score
Vendor grade distribution
35 vendors · 0 flagged D–E
30
A
1
B
1
C
0
D
0
E
3
X
| # | Vendor | Rating | Count | Avg | Min | Max | Range 0–10 | Most Recent |
|---|---|---|---|---|---|---|---|---|
| 1 | Tianjin Finder Chemical TFC | A | 6 | 10.0 | 9.9 | 10.0 | 16 Apr 2026 | |
| 2 | Sigma-Aldrich | A | 4 | 10.0 | 10.0 | 10.0 | 15 Aug 2026 | |
| 3 | Thermo Fisher Scientific | A | 4 | 10.0 | 10.0 | 10.0 | 9 Jul 2026 | |
| 4 | Hubei Jianxiang | A | 3 | 10.0 | 9.9 | 10.0 | 26 May 2026 | |
| 5 | Shanghai Sigma Audley | A | 3 | 10.0 | 9.9 | 10.0 | 23 Jul 2026 | |
| 6 | Hybio Pharmaceutical | A | 3 | 10.0 | 9.9 | 10.0 | 23 May 2026 | |
| 7 | PolyPeptide Group | A | 3 | 10.0 | 9.9 | 10.0 | 21 Jul 2026 | |
| 8 | SinoPep | A | 3 | 10.0 | 10.0 | 10.0 | 26 Jul 2026 | |
| 9 | Asymchem | A | 3 | 10.0 | 9.9 | 10.0 | 3 Aug 2026 | |
| 10 | Shanghai ERP Biotechnology | A | 2 | 10.0 | 10.0 | 10.0 | 7 May 2026 | |
| 11 | Homopeptide | A | 5 | 9.9 | 9.9 | 10.0 | 24 May 2026 | |
| 12 | Sangon Bio | A | 4 | 9.9 | 9.9 | 10.0 | 2 Jul 2026 | |
| 13 | JEEP Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 3 Jul 2026 | |
| 14 | Shanghai Wibson Biotechnology | A | 4 | 9.9 | 9.9 | 10.0 | 15 Jul 2026 | |
| 15 | WuXi TIDES | A | 4 | 9.9 | 9.9 | 10.0 | 25 Jul 2026 | |
| 16 | GenScript Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 9 Aug 2026 | |
| 17 | Mokemei Biotechnology | A | 3 | 9.9 | 9.9 | 10.0 | 11 Jun 2026 | |
| 18 | QYAOBIO | A | 2 | 9.9 | 9.9 | 10.0 | 6 Jun 2026 | |
| 19 | Bachem | A | 2 | 9.9 | 9.9 | 10.0 | 11 Jul 2026 | |
| 20 | Kerui Peptides | A | 2 | 9.9 | 9.9 | 10.0 | 3 Jul 2026 | |
| 21 | Flourishglobal Peptide | A | 2 | 9.9 | 9.9 | 10.0 | 13 Jul 2026 | |
| 22 | Chinese Peptide Company | A | 2 | 9.9 | 9.9 | 9.9 | 7 Jun 2026 | |
| 23 | AmbioPharm | A | 2 | 9.9 | 9.9 | 10.0 | 8 Apr 2026 | |
| 24 | Qingdao Sigma Chemical QSC | A | 4 | 9.4 | 8.7 | 10.0 | 23 May 2026 | |
| 25 | Shanghai Sigma Audley SSA | A | 5 | 8.8 | 7.8 | 9.7 | 24 May 2026 | |
| 26 | Wuhan Wansheng Bio (WWB) | A | 8 | 8.3 | 6.5 | 9.5 | 24 May 2026 | |
| 27 | Glbiochem (Shanghai) | A | 4 | 8.3 | 7.6 | 9.1 | 23 May 2026 | |
| 28 | Nantong Guangyuan Chemical GYC | A | 8 | 8.1 | 6.0 | 9.8 | 24 May 2026 | |
| 29 | LN Peptides | B | 2 | 7.4 | 6.3 | 8.5 | 25 May 2026 | |
| 30 | Skye Peptides | A | 2 | 7.2 | 6.6 | 7.8 | 23 May 2026 | |
| 31 | Hangzhou Youngpeptide Biotechnology HYB | X | 1 | 6.5 | 6.5 | 6.5 | 14 Jan 2025 | |
| 32 | BeiBangAn | C | 3 | 6.4 | 5.0 | 7.8 | 24 May 2026 | |
| 33 | Peptide Crafters | A | 2 | 5.8 | 4.7 | 6.8 | 24 May 2026 | |
| 34 | LOOKBiotech | X | 1 | 3.5 | 3.5 | 3.5 | 9 Jun 2025 | |
| 35 | Marvel Peptide | X | 1 | 0.0 | 0.0 | 0.0 | 7 May 2025 |