Dalian Handom Chemicals HDC reviews
Dalian Handom Chemicals HDC reviews: 17 independent lab tests across 2 products, with a mixed lab record.
Written by the Peptide Vendor Reviews editorial team
Is Dalian Handom Chemicals HDC legit? Lab record: Mixed
How we rate- 17 independent tests
- 5 of 13 lots filled to label
- Median purity 99.9%
- 1 of 2 products graded D or E
Some of Dalian Handom Chemicals HDC's products graded D or E. The shops below tested A or B for the same peptides.
Better-tested Tirzepatide
Dalian Handom Chemicals HDC graded D. Paradigm Peptide's Tirzepatide graded A across 10 tests, $4.97 / mg.
Buy from Paradigm PeptideAll better-tested optionsPeptide Vendor Reviews independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Better-tested options
Where Dalian Handom Chemicals HDC graded D or E, these shops' samples of the same peptide graded A or B. Ordered by grade, then price per mg. Partner status never changes the order.
Dalian Handom Chemicals HDC products we've tested
Best-graded first. Grades come from the share of each product's samples that passed purity and quantity checks. Buy links open Dalian Handom Chemicals HDC's site.
- RetatrutideCOKAY
- Tests
- 12
- Passed
- 75.0%
- TirzepatideDPOOR
- Tests
- 5
- Passed
- 60.0%
What the testing shows
Across 13 measured samples from Dalian Handom Chemicals HDC, 8 came in more than 5% under the quantity on the label (62%). Purity across 14 readings ran from 45.67% to 99.95%, median 99.9%. Samples span Sep 2025 to Sep 2026.
- Under label
- 8/13
- Median purity
- 99.9%
- Latest sample
- Sep 2026
- Ships from
- China
more than 5% short
45.67%–99.95% range
first tested Sep 2025
per vendor listing
Our read on Dalian Handom Chemicals HDC
12 of Dalian Handom Chemicals HDC's 17 graded samples passed (71%), and 100% of all samples were sent in by buyers rather than by the shop.
Results are slipping: 67% passed over the latest six months, down from 75% before.
When a sample failed, the most common reason was the lab could not confirm it was the labelled peptide (3 times).
Against the 302 shops with at least five graded tests, Dalian Handom Chemicals HDC's pass rate is at or above 46% of them, and it has more tests on record than 44% of them.
When and how Dalian Handom Chemicals HDC was tested
Samples per month. The darker part of each bar failed.
- Labs used
- Krause Analytical (13), BTLabs (4)
- Who sent the samples
- buyers 100%
- Batches covered
- 8 distinct batch numbers; 2 checked for endotoxins
Why Dalian Handom Chemicals HDC's failed samples failed
The 5 most recent failed tests, with the lab's reason.
Retatrutide · Sep 19, 2026
the lab could not confirm it was the labelled peptide
Retatrutide · Aug 18, 2026
the lab could not confirm it was the labelled peptide
Tirzepatide · Jul 22, 2026
the lab could not confirm it was the labelled peptide
Retatrutide · Jan 6, 2026
purity under 99.5%; amount in the vial more than 35% off the label
Tirzepatide · Oct 17, 2025
amount in the vial more than 35% off the label
Lab testing results
Independent results across 2 products.
Individual lab tests
Date
9/19/2026
Purity
—
Quantity
—
Lab
BTLabs
Vial
No label / Silver crimp / Orange cap
Date
9/9/2026
Purity
99.9%
Quantity
10 mg → 7.41 mg
Lab
Krause Analytical
Vial
Blue label / Silver crimp / White cap
Date
8/18/2026
Purity
—
Quantity
—
Lab
BTLabs
Vial
White label / Silver crimp / White cap
Date
8/3/2026
Purity
99.9%
Quantity
20 mg → 18.5 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Black cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / Orange cap | 9/19/2026 | — | — | BTLabs | View | |
| RetatrutideBlue label / Silver crimp / White cap | 9/9/2026 | 10.0 | 99.9% | 10 mg → 7.41 mg | Krause Analytical | View |
| Retatrutide | 8/28/2026 | 10.0 | 99.7% | 20 mg → 21 mg | BTLabs | View |
| RetatrutideWhite label / Silver crimp / White cap | 8/18/2026 | — | — | BTLabs | View | |
| RetatrutideNo label / Silver crimp / Black cap | 8/3/2026 | 10.0 | 99.9% | 20 mg → 18.5 mg | Krause Analytical | View |
Which Dalian Handom Chemicals HDC products tested best
Retatrutide graded C.
Tirzepatide graded D or E: a large share of its samples missed purity or quantity thresholds.
Buying from Dalian Handom Chemicals HDC
We don't track Dalian Handom Chemicals HDC's prices yet. Shipping, payment and refund terms are on their site.
The official store is www.handomchemicals.com. Check the address before you pay.
What to check before you pay
- The lot number on the vial matches the certificate
- The certificate names the lab and the test date
- Fill versus label, not purity alone
- A refund policy in writing
Track Dalian Handom Chemicals HDC
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Dalian Handom Chemicals HDC: common questions
Is Dalian Handom Chemicals HDC legit?
We rate lab records, not businesses. Mixed lab record: 17 independent tests, 5 of 13 lots filled to label, median purity 99.9%, 1 of 2 products graded D or E. Each result links to its original certificate in the table above.
What do Dalian Handom Chemicals HDC reviews say?
We don't hold scored customer reviews for Dalian Handom Chemicals HDC yet. The independent lab results on this page are the evidence we have.
Which Dalian Handom Chemicals HDC peptides tested best?
We have graded 2 Dalian Handom Chemicals HDC products. Tirzepatide graded D or E.
Is there a Dalian Handom Chemicals HDC coupon code?
We don't have a verified Dalian Handom Chemicals HDC coupon code. A discount changes the price, not what is in the vial.
Where does Dalian Handom Chemicals HDC ship from?
Public listings place Dalian Handom Chemicals HDC's shipping origin in China. Check the shop's own shipping page before ordering, as origin can change.
Ordering from Dalian Handom Chemicals HDC?
Mixed lab record: 17 independent tests, 5 of 13 lots filled to label, median purity 99.9%, 1 of 2 products graded D or E.
About Dalian Handom Chemicals HDC
https://www.handom-chem.com/