Rare Chemicals GmbH

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ph-instruments develops, manufactures, and sells cost effective High Vacuum pressure gauges based on the outstanding Spinning Rotor Gauge Technology.
The sensor concept is simple: a stainless-steel ball in a tube and just on demand the measurement hWhether your business is in semiconductors or photovoltaics, you can rely on Hemlock Semiconductor Corporation. Our focus on safe and sustainable polysilicon production ensures a consistent, reliable source of high-purity polysilicon for your manufac
Main products: Ligustrum lucidum glycoside, lotus root alkaloid perchlorate, isoleucine, ligustilide I, ligustilide H, geniposide, arctigenin, methyl protodioscin; Methyl protodioscin, emodin -8-O - β - D-glucoside, isobergamot lactone, and so on.