超碰国产剧情av_免费看A级毛片一级毛片视频_在线观看国产日产a_欧美成人观看免费全最熱門最齊全的電影_亚洲精品国产极品美女mm131_久草精品在线观看视频_亚洲粉嫩高潮18p久久_国产丰满主播丝袜勾搭秀_特级全黄一级毛片免费_欧美国产日韩一线区

Quiksep-50IID high pressure liquid chromatograph is specially designed for the separation and purification of natural products, chemical drugs and peptide drugs. It can achieve 1-4 yuan gradient, and can fill various kinds of normal phase silica gel, reverse phase silica gel, gel filler, polymer filler and so on. With standard pipeline and interface. It can be connected with UV detector, differential refraction detector, evaporated light detector, chromatography column and pre installed column. It can provide six-way valve, injection valve, sample column, sample pump and other sample loading modes. Huide Yi will provide you with a full range of application solutions and perfect after-sales service based on years of chromatography experience, so as to ensure you have no worries.