ACS Peptide Testing Labs vs Gold Standard Analytics
ACS Peptide Testing Labs is the peptide division of ACS Laboratory in Sun City Center, Florida, an A2LA ISO/IEC 17025-accredited, DEA-registered cannabis and hemp lab acquired by Smithers in 2026. It offers HPLC purity, ESI mass-spectrometry identity and contaminant panels in 9–11 business days, quoted per job. Gold Standard Analytics is a Houston peptide-first lab with published prices, 5–7 day guaranteed turnaround, USP <71> sterility, video custody and a public certificate library.
ACS Peptide Testing Labs (ACS Laboratory, a Smithers company), Sun City Center, Florida, USA. acslabtest.com. Facts checked September 9, 2026.
What ACS does well
- Active ISO/IEC 17025:2017 accreditation through A2LA (#6786.01) and DEA registration (#RA0571996), the strongest formal credentials in this comparison.
- A 20,000 sq ft facility and the backing of Smithers, a multi-state testing group, since the 2026 acquisition.
- Florida-certified medical cannabis and USDA hemp testing alongside peptides, useful for brands that span categories.
- Accepts single vials from individuals and ships from all fifty states; tests need only 100–500 µg of material.
Side by side
| Gold Standard Analytics | ACS Peptide Testing Labs | |
|---|---|---|
| Location | Gold Standard AnalyticsHouston, Texas. Prepaid UPS label included. | ACS Peptide Testing LabsSun City Center, Florida. Overnight shipping at your cost. |
| Peptide identity, purity and content | Gold Standard AnalyticsGSA peptide base pricing includes LC-MS/MS identity and HPLC purity. Net peptide content is a separate $29 add-on at every peptide tier. Select the compound and tests in the current intake for a quote. | ACS Peptide Testing LabsHPLC purity from $150–$300; identity plus purity $400–$600. Exact price by quote. |
| Turnaround | Gold Standard Analytics5–7 business days guaranteed; 48–72 h expedited (+50%); 24–48 h priority (+100%). | ACS Peptide Testing Labs9–11 business days. |
| Endotoxin | Gold Standard AnalyticsUSP <85> kinetic chromogenic LAL, $199, method and instrument on the certificate. | ACS Peptide Testing LabsEndotoxin panel offered; method and price by quote. |
| Sterility | Gold Standard AnalyticsUSP <71> 14-day membrane-filtration culture, $195. | ACS Peptide Testing LabsNot listed for peptides. |
| Heavy metals | Gold Standard AnalyticsUSP <232>/<233> by ICP-MS, $169. | ACS Peptide Testing LabsContaminant screening offered; scope and price by quote. |
| Public results | Gold Standard AnalyticsEvery certificate public and searchable by accession, including failures and retractions; a client cannot remove one. | ACS Peptide Testing LabsCOA verification for its own reports; no browsable public library. |
| Chain of custody | Gold Standard AnalyticsEvery package opened on camera, container photographed, blind-coded; footage retained three years and shared with the client. | ACS Peptide Testing LabsNot published for peptide submissions. |
| Ordering | Gold Standard AnalyticsSelf-service online intake with verified account, live quote, instant label. API, MCP, Telegram and WhatsApp. | ACS Peptide Testing LabsRequest a quote by form, phone or email, then ship. |
| Payment | Gold Standard AnalyticsCard, Apple Pay, Google Pay, Klarna, bank, Mercury invoice with net terms, any cryptocurrency. | ACS Peptide Testing LabsNot published; invoiced per quote. |
| ISO/IEC 17025 | Gold Standard AnalyticsOperated to ISO/IEC 17025 expectations with GLP-style data integrity. Not accredited. | ACS Peptide Testing LabsISO/IEC 17025:2017 accredited by A2LA, certificate 6786.01; DEA registered RA0571996. Whether peptide purity is a named in-scope method is not confirmed by third parties. |
| Entity | Gold Standard AnalyticsGold Standard Analytics LLC, Houston, established January 2026; sells nothing it tests. | ACS Peptide Testing LabsACS Laboratory, Sun City Center, acquired by Smithers (Fairlawn, Ohio) in 2026; part of a multi-state cannabis testing network. |
| Guarantee | Gold Standard AnalyticsMiss the quoted turnaround, or an accredited lab contradicts us on a retest of the retained sample, and the panel fee is refunded. | ACS Peptide Testing LabsNone published. |
Sources: acslabtest.com, checked Sep 2026; acslabtest.com/blog, Feb 2026; acslab.com; chemverify.com, Jun 2026; rubberworld.com, Aug 2026.
Published prices
| Test | Gold Standard Analytics | ACS Peptide Testing Labs |
|---|---|---|
| Peptide identity, purity and net content | Gold Standard AnalyticsView current pricing | ACS Peptide Testing Labs$500 |
| GLP-1 class panel | Gold Standard AnalyticsView current pricing | ACS Peptide Testing Labs$0 |
| Endotoxin, USP <85> | Gold Standard Analytics+$199 | ACS Peptide Testing Labs$0 |
| Sterility, USP <71> | Gold Standard Analytics+$195 | ACS Peptide Testing Labs$0 |
| Heavy metals, ICP-MS | Gold Standard Analytics+$169 | ACS Peptide Testing Labs$0 |
Gold Standard prices are the published catalog. ACS quotes per job; its own guide gives $150–$300 for purity and $400–$600 for identity plus purity, shown here at the $500 midpoint. A dash means no public price.
Questions about ACS Peptide Testing Labs and Gold Standard Analytics
Is Gold Standard an ACS Peptide Testing Labs alternative?
Yes. Both are US labs accepting single vials. Gold Standard is faster (5–7 vs 9–11 business days), includes identity and purity in peptide base pricing, with net content as a separate $29 add-on, adds USP <71> sterility and video custody, and keeps every certificate public.
Is ACS ISO 17025 accredited?
Yes. ACS Laboratory holds A2LA ISO/IEC 17025:2017 accreditation (#6786.01) and DEA registration. Gold Standard is not accredited and operates to 17025 expectations. If an in-scope accredited result is a hard requirement, confirm peptide purity is on the ACS scope and choose ACS.
How do prices compare?
ACS quotes $400–$600 for identity plus purity. GSA peptide base pricing includes LC-MS/MS identity and HPLC purity. Net peptide content is a separate $29 add-on at every peptide tier. Select the compound and tests in the current intake for a quote.
Which lab is faster?
Gold Standard guarantees 5–7 business days standard and offers 48–72 hour and 24–48 hour queues. ACS publishes 9–11 business days.
Who owns ACS?
Smithers, a testing group headquartered in Fairlawn, Ohio, acquired ACS Laboratory in 2026 to add Florida cannabis and national hemp and peptide testing to its network.
Can I verify an ACS COA here?
No. ACS verifies its own reports. Gold Standard certificates verify here by accession number.
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Services: Peptides testing · SARMs testing · Kratom testing · Hemp testing · Supplements testing
Submit a sample
Prepaid domestic label, public certificate, chain-of-custody video. Standard turnaround 5–7 business days.