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For lab work, the basics aren't optional: Confirmed amino acid sequence on every batch A current Certificate of Analysis HPLC purity analysis (typically 98% or higher for research-grade material) Mass spectrometry identification to verify molecular weight Proper cold storage from production through shipping Clear documentation showing the product is supplied for laboratory research only Any researcher sourcing peptides for serious lab work should verify all of the above before use

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Choose your pack:Pack of 1 (30 tablets)

Its sequence contains two acidic residues — glutamic acid and aspartic acid — giving the molecule a net negative charge at physiological pH