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Procurement and compliance buyers can drop these directly into their purchase order or audit packet. Every COA we issue cites the method reference, the calibration record, and the analyst that signed off.
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| USP method-style HPLC-UV/DAD | Reverse-phase HPLC purity Gradient C18 with UV/DAD; reports main-peak area % and impurity peaks. | Peptides, alkaloids, cannabinoids, supplements, raw APIs | 0.1% area |
| LC-MS/MS | Mass-spec identity confirmation Targeted m/z matching against theoretical mass; orthogonal to HPLC. | Peptides, GLP-1 class, raw APIs | ± 0.1 Da |
| Quantitative HPLC (NPC) | Net peptide content True peptide mass per vial, excluding TFA / acetate counter-ions. | Peptides | 1% |
| Ion chromatography | TFA / acetate residual Counter-ion quantification; injectable-grade benchmark < 1% TFA. | Peptides | 0.1% |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| USP <61> | Total aerobic / yeast & mold Microbial enumeration. | Botanical, supplement, cosmetic, peptide | 10¹ CFU/g |
| USP <62> | Specified pathogens Salmonella, E. coli, S. aureus, P. aeruginosa. | Botanical, supplement | Absent / 10g |
| USP <71> | Sterility 14-day fluid thioglycolate + SCD culture; partner-performed. | Injectable peptides, cosmetics | Pass / fail |
| USP <85> | Bacterial endotoxin (LAL) Charles River Endosafe Endochrome-K kinetic chromogenic. | Injectable peptides, raw APIs | 0.005 EU/mL |
| USP <51> | Preservative efficacy (PET) Standard challenge with five organisms. | Cosmetics | 28-day kill-curve |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| USP <232>/<233> | Elemental impurities (oral PDE) Pb, Cd, As, Hg permitted-daily-exposure quantitation by ICP-MS. | Supplements, raw APIs | ppb |
| EPA Method 200.8 | Drinking water metals Lead & Copper Rule, expanded to 30+ analytes. | Drinking water | ppb |
| EPA Method 6020 | Wastewater & soil metals ICP-MS multi-element panel for Phase II ESA. | Wastewater, soil | ppb |
| FDA Closer-to-Zero | Baby food / infant cereal metals Pb, Cd, As, Hg with FDA pediatric reporting limits. | Food | ppb |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| EPA-aligned multi-residue | 60-analyte LC-MS/MS pesticide screen OPs, carbamates, neonics, pyrethroids, triazoles, triazines. | Soil, water, produce | 0.5–10 ppb |
| Glyphosate (LC-MS/MS, derivatized) | Glyphosate + AMPA Polar / non-volatile; runs as a separate workflow from multi-residue. | Grain, water, produce | 5 ppb |
| EPA 8081 | Organochlorine pesticides DDT/DDE/DDD, aldrin, dieldrin, heptachlor, lindane, methoxychlor. | Soil, sediment | 0.1–1 ppb |
| Mycotoxins (LC-MS/MS) | Aflatoxin B1/B2/G1/G2 + ochratoxin A 5-analyte mycotoxin panel. | Grain, kratom, supplement | 1 ppb |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| EPA 8260D | BTEX / VOC Volatile aromatics for tank-closure and brownfield characterization. | Soil, groundwater | ppb |
| EPA 8015 | TPH (GRO/DRO/ORO) Total petroleum hydrocarbons by carbon range. | Soil, groundwater | mg/kg |
| EPA 8270D SIM | 16 EPA priority PAHs GC-MS in selected ion monitoring mode. | Soil, groundwater, sediment | 0.01 mg/kg |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| EPA Method 533 | PFAS 25-analyte (drinking water) Short-chain PFAS for Lead & Copper Rule + UCMR5. | Drinking water | ppt |
| EPA Method 537.1 | PFAS 18-analyte (drinking water) Long-chain legacy PFAS panel. | Drinking water | ppt |
| EPA Method 1633 | PFAS 40-analyte multi-matrix NPDES / Superfund-ready isotope-dilution quantitation. | Wastewater, soil, sediment, biosolids | ppt |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| HPLC-UV cannabinoid 16-plex | Full cannabinoid profile CBD, Δ9-THC, CBG, CBN, CBC, THCA, CBDA, CBDV, CBGA, plus Δ8 / Δ10 / HHC / THCP add-ons. | Hemp, CBD, edible, vape | 0.1% |
| Total Δ9-THC ((THCA × 0.877) + Δ9-THC) | Farm Bill compliance attestation Post-decarboxylation total THC dry-weight basis. | Hemp | 0.05% |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| USP <467> | Residual solvents (GC-MS HS) Class 1 / 2 / 3 solvents in a single headspace run. | Raw APIs, peptides, cannabis | ppm |
| Karl Fischer | Moisture / water content Coulometric titration for low-moisture material. | Raw APIs, supplements, hygroscopic actives | 0.1% w/w |
| Reference | What it is | Matrix | LOD |
|---|---|---|---|
| HPLC-UV/DAD | Capsule / powder potency Quantifies the labeled active against a reference standard where available; reports mg/capsule or % w/w. | SARMs, SERMs, nootropics, research actives | 0.1% area |
| LC-MS/MS | Identity confirmation Orthogonal molecular identity check for Cardarine, Ostarine, LGD-4033, RAD-140, YK-11, MK-677, Enclomiphene, and related actives. | SARMs, SERMs, nootropics, research liquids | confirmed m/z |
| Content uniformity | 3-point capsule / spray uniformity Tests three units from the same bottle to flag segregation, hot spots, and under-dosed capsules. | Capsules, sprays, liquids | RSD % |
| Related-substance LC-MS screen | Impurity / analog screen Targeted check for close analogs, degradation products, and undeclared actives in research formulations. | SARMs, SERMs, nootropics | 0.1% area |