I bought 2 liter Hand Sanitizer and recorded in product and service. And I repackage 2 liter into 40 to 50 small bottles. Can I adjust quantity or starting value?

Consider having an inventory management app with the unit measurement feature.

Hi @htetmyat , thank you for posted in quickbooks community.

Here i give you article about adjust inventory quantity on hand . Another steps : 

1. Choose Gear> Products and Services List.
2. Double-click the inventory item you need to adjust.
3. Under Track Quantity on Hand, click the Update button.
4. Enter your current quantity of the item in the New quantity on hand box.
5. Click Save.

Glad to assist you.