HAISEN PEPTIDEGuangzhou · CN Request a quote
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Rack of lyophilised peptide vials on a laboratory bench
Guangzhou · peptide manufacturing & wholesale

Peptide wholesale, priced from the factory floor.

86 product lines and 176 stock SKUs, quoted per box of ten vials with the price published up front — no quote gate, no hidden minimums.

86product lines
176stock SKUs
$3.85–$455.70per box
10vials per box

Who buys from us

Haisen Peptide is a Guangzhou-based manufacturer and exporter of research peptides working with distributors, analytical laboratories and research-supply brands in the United States, Europe, the Middle East and Latin America. Orders ship per box, so a buyer can test one SKU before committing to a pallet.

Two things make the catalogue usable for a wholesale buyer: every SKU carries a published per-box price, and every lot ships with an HPLC chromatogram plus a mass-spectrometry identity trace. That means a purchasing manager can compare landed cost and paperwork quality in the same document, instead of waiting on a quote to find out either.

Facility
Huangpu, Guangzhou
Product lines
86
Stock SKUs
176
Minimum order
1 box / SKU
Per box
10 vials
Release spec
≥98% HPLC
Documents per lot
COA + HPLC + MS
Transit, US / EU
4–8 days

Catalogue by research area

Seven lines cover the compounds most requested by wholesale buyers. Each page lists every strength, the pack configuration and the per-box price.

Best-selling lines

Prices per box of 10 vials, USD, ex-works Guangzhou
ProductSKUsFrom (USD/box)Per vial

Open the full price list Wholesale terms

What comes with every lot

A lot of research peptide is only as good as the paperwork behind it. Our standard release pack contains three documents and one physical control.

1. Certificate of analysis. Batch number, test method, appearance, water content, purity result and the analyst's release date — issued per lot, not per product family.

2. HPLC chromatogram. The full trace at 214 nm, not a truncated screenshot, so your QC team can read retention time and impurity profile themselves.

3. Mass-spec identity trace. Confirms the observed molecular ion matches the theoretical mass of the peptide in the vial, which is what separates a real compound from a filler.

The physical control is a retained sample from the same lot, kept on file in Guangzhou for twelve months so a dispute can be re-tested rather than argued.

Read the full quality and testing procedure

HPLC instrument and sample vials in a quality control laboratory
HPLC autosampler tray during a purity run. Each sales lot is bracketed by a standard injection before release.

How a wholesale order runs

01

Send the SKU list

Quantities per SKU, destination city and postcode. A price list screenshot works.

02

Get a landed quote

Per-box price, courier option, transit time and total, in one line-itemised quote.

03

Confirm and pay

Bank transfer, USDT or card. Production or stock pull starts once funds clear.

04

Track to the door

COA pack and tracking number on dispatch, cold-chain where the compound needs it.

Questions buyers ask first

What is the minimum order quantity?

One box per SKU. A box holds ten vials of the same strength, so the smallest realistic order is ten vials of a single compound. Volume pricing starts at ten boxes and is quoted per order rather than published.

Are prices published or quoted?

Published. All 176 SKUs carry a per-box USD price on this site, from $3.85 for a box of bacteriostatic water to $455.70 for the highest-strength specialty peptide. Freight is quoted separately because it depends on destination weight.

How is purity verified?

Each lot is run on HPLC against a reference standard and confirmed by mass spectrometry before release. The threshold for release is ≥98% by HPLC (typical release specification); lots that fail are rejected rather than discounted and sold on.

Do you ship internationally?

Yes — tracked express courier worldwide, with cold-chain packing for temperature-sensitive compounds such as HGH and reconstituted diluents. Transit is typically 4–8 working days to the US and EU, longer for remote postcodes.

Can I get a sample before a bulk order?

Yes. Because the minimum is one box, a sample order is just a normal small order — ten vials with a full COA pack, which is the same material a bulk lot would come from.

Send your SKU list, get a landed quote.

Reply within one business day, Guangzhou time. Include destination city and whether you need cold-chain packing.

Request a quote