Yes, we can supply the free sample, but the shipping cost will be on your account.
Yes, we make the glass vials as your requirements, also, we can provide various treatment: such as screen printing, hot stamping labeling and so on.
For stock products, it is about 5-15 days.
If we do not have inventory, it is about 15-30days to ship according to our material inventory.
We have full responsibility for quality assurance, we will try our best to support your business.
We can offer Type 1. II. II glass material according to your requirements.
Regarding the type I glass material we have Chinese Local Glass.
(Expansion 50 glass and Expansion 70) and international material (Corning &Schott).
Content of Heavy metals and Arsenic is considerably below the limit values of USP and EP.