翻译一句子,简单

Would you please kindly advise how many samples you needed? Are 30 milliliters enough？

商务英语中最好用would you please kindly advise/inform...句型

How much sample of (***) do you need?Will thirty ml. is enough?

What's the amount of sample do you need? Is 30 milliliters enough?

How much sample do you need? Is 30 milliliters enough?

Excuse me, demand how many samples, 30 milliliters of enough?

Will the number of samples required, 30 ml enough incorrect?