Impurities in peptide preparations can include synthesis byproducts, degradation products, or contamination from manufacturing
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Purity testing Simply PeptidesSelected, vetted manufacturers confirm 99% purity by HPLC and mass spectrometry, every batch Typical suppliersSelf-reported purity, or one method quoted with no figure attached Independent testing Typical suppliersIn-house or supplier-supplied paperwork you have no way to check Storage before dispatch Simply PeptidesHeld at 20C right up to the day it ships Typical suppliersRoom-temperature shelf storage, or simply not stated Dispatch Simply PeptidesOrder by 3pm on a working day and it is with Royal Mail the same day 97% hit rate , measured Typical suppliersSame-day dispatch claimed, with nothing published to back it Delivery performance Simply PeptidesPublished and rebuilt nightly from every single order 85% arrive the next working day Typical suppliersNo delivery performance figures published at all Delivery cost Simply PeptidesFree Royal Mail Tracked 24 over 20, in discreet unbranded packaging Typical suppliersA shipping fee on every order, however much you spend Legal & safety: Simply Peptides supplies Bacteriostatic Water strictly for in vitro research use only

Concentration = Total Peptide (mg)BAC Water (mL) = 10 mg1 mL = 10 mg/mL Calculate your draw volume
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