silica gel造句

silica gel thin-layer chromatography

The crude oil is chromatographed over silica gel.

Separation of soybean isoflavone aglycones by silica gel column chromatography

Catalytic synthesis of sulfonated silica gel cyclohexanone 1,2-propanediol ketal

The liquid chromatography Silica and bonded silica gel, macro-porous silica gel for bio-engineering, SPE column and microprobe filters has reached advanced world standard.

All seals of this machine use the thermostable silica gel (food grade).

testing method for aromatic hydrocarbons of petroleum products (silica gel adsorption method)

Fashion titanium gold ornament piece, both sides silica gel skid prevention pad, sympathizes fine.

Remark: The spherical Particle Pass Rate is only applicable for spherical fine pore silica gel.

Zirconium is adsorbed and separated by high adsorption activity silica gel in simulated HLLW.

Objective To study the catalytic activity of gallium sulfate supported on silica gel in the synthesis of amyl hexanoate.

Polyamide and silica gel column chromatography was used to isolate and extract the analgesic and antemetic constituents.

Sometimes also can choose silica gel and molecular sieve materials such as desiccant in temperature and humidity changes greatly.

Zirconium is adsorbed and separated by high adsorption activity silica gel in simulated HLLW. The selective adsorption mechanism is analyzed.

Natto acetic ether abstraction was initially separated using silica gel column and the parts consisted of the new ingredients initially separated were gained.

Methods The EtOH extract of radixes of Daphne genkwa was initially separated with silica gel chromatography eluted by petrol/acetone gradient.

A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.

Objective: To evaluate the therapeutic effect of pedicle buccinator flap transplantation and silica gel implantation into the nasal basis for atrophic rhinitis.

Objective To study the treatment effects of chronic dacryoadenitis and obstruction of nasolacrimal duct by inverse planting silica gel tubes with spherical end.

In order to ensure no light leakage, no water seepage, must use neutral silica gel sealing panel and the buckle side contact (which is a waterproof measures easily and effectively in low cost).

The identification of Radix scutellariae was silica gel G plate, n-butanol-glacial acetic acid-water(7:1:2) as the development reagent, chloride ferric(1%) as color developing reagent.

Watch inadvertently into the water, you can use a granular material called silica gel with the watch into an airtight container, after a few hours to take out, the water in the watch can disappear.