High-Tech

Mercredi 09 octobre 2019

Generally speaking，with the increase of temperature, the viscosity of the mobile phase decreases. The situation will lead to an increase in the transfer rate of the substances. Thus the chromatographic separation effect will be better than before. Although the separation effect has been improved...

Vendredi 13 mars 2020

Generally, vacuum filtration can be used for collecting a desired solid too. Do not use vacuum filtration to filter a solid from a liquid if it is the liquid that you want for your applications. If the liquid is a low boiling, vacuum filtration is not a good choice either, because...

Mardi 11 janvier 2022

Quantité : 15000 sets - Prix : 50-500USD

Solar power system 20w can be used in home lighting, tourism exploration, night market lighting, island fishing boats, grassland pastoral areas, field farming and forestry villas, fish raft beekeeping, border guard posts, earthquake-stricken area board room lighting, power outage...