Short answer
Before approving production, fill sample bottles with your own perfume, close them the way you will in production (crimp or screw), and run six checks: leaks, weight loss, spray quality, dip tube length, cap fit and decoration resistance to perfume. Storing filled bottles upside down and on their side for at least 48 hours, then weighing them after a week, catches most problems before they are repeated on hundreds of bottles. QARURA sends bottle, pump and cap samples for exactly this test.
Why test with your own perfume, not water?
Perfume is mostly alcohol with fragrance oils. Alcohol flows through gaps that water does not, and some oils soften gaskets or attack printed inks over time. A pump that holds water can still leak perfume, so always test with the actual formula, or the closest version you have.
What do you need for the test?
- Samples of the full set: bottle, spray pump, collar and cap
- Your perfume, enough to fill each sample to the normal fill level
- A hand crimper for crimp-neck pumps (13 or 15 mm), set for that pump
- Tissue or paper towel, and a kitchen scale reading to 0.01 g
- A phone to take photos and short videos of any problem
What should you check? The 6-point checklist
| Check | How to test | Pass |
|---|---|---|
| 1. Leaks | Fill, close, and stand bottles upside down and on their side on tissue for 48 hours | Tissue dry, no wet ring at the neck |
| 2. Weight loss | Weigh each filled bottle, store at room temperature for 7 days, weigh again | No meaningful drop in weight |
| 3. Spray | Prime the pump, then spray 20 times onto paper | Fine, even mist; no spitting or dripping after priming |
| 4. Dip tube | Spray until the bottle is nearly empty, tilting it slightly | Tube reaches the lowest corner; little perfume left |
| 5. Cap fit | Put the cap on and off 20 times; turn the bottle over | Clears the collar, sits straight, stays on |
| 6. Decoration | Rub perfume on the print, foil or coating with a tissue | No smearing, fading or lifting |
How do you crimp sample bottles correctly?
Test the crimper on spare bottles first. A crimp that is too loose leaks at the neck; one that is too tight can crack the glass or deform the collar. Once the setting is right, use the same setting in production and tell your filler. Crimp pumps only fit crimp necks of the same size; see perfume bottle neck sizes.
What if a sample fails?
- Note which part failed and how: bottle, pump, collar, cap or decoration.
- Send photos or a short video to your supplier.
- Ask for a replacement part for the same neck, for example a different pump gasket or cap insert, and test again.
- Approve only the set that passes, and keep one as your reference sample for checking production goods.
Test the approved bottle and cap in the box insert too, since the box is cut to the final set. See perfume boxes and inserts.
Frequently asked questions
How do you test a perfume bottle for leaks?
Fill it with your perfume, close it as in production, and leave it upside down and on its side on tissue for at least 48 hours. A dry tissue and no weight loss after a week mean the seal is good.
Why does my perfume bottle leak at the pump?
The usual causes are a pump for the wrong neck size, a crimp that is too loose, a damaged gasket, or a pump that does not suit the formula. Test bottle, pump and cap as one set.
Can I test perfume bottle samples with water?
Not reliably. Alcohol-based perfume can leak where water does not, and it can affect inks and gaskets, so test with your own perfume.
Does QARURA send samples before production?
Yes. QARURA sends samples of the bottle, pump and cap so you can test fit, spray and leaks with your own perfume before production. Sample cost and shipping are confirmed in your quote.
Planning a launch?
Tell us your bottle, quantity and date. We reply with a checked parts list and a written quote.