Current location - Information Consultation Platform - Information Consulting - What information should be provided for consulting pure standard and standard solution respectively?

What information should be provided for consulting pure standard and standard solution respectively?

Sigma-aldridge

1l

2.5-3.3

m

Thf solution ￥ 15000~20000 (you are not mistaken, there is really no extra 0).

2000

Microgram/ml

Dichloromethane solution standard.

1 ml

￥545

50

Mg/ml

Methanol solution standard

1 ml

￥450