ammoniometry

In this paper,carbon residue in the petroleum by microdetermination was discussed.

本文采用微量法测定石油产品残炭,考察了氮气流量、样品量和样品冷却时间等因素对残炭值的影响及方法的重复性,并对样品组成与残炭值结果的关联进行了研究,从而提高了微量法测定的实用性。

The Determination of Ca~(2+) with Semi-micro Method;

半微量法测定Ca~(2+)含量探讨

Determinate Iron in Hair By PS4.0 Micro-computer Polarography Instrument

PS4.0微机极谱法测定发样中微量铁

Microwave Clear up-FAAS Estimate Minim Lead in Shampoo Fluid;

微波消解-FAAS法测定洗发液中的微量铅

Metermination of Trace Elements in Ginkgo Biloba by Micro wave Digestion and ICP-AES

微波消解ICP法测定银杏叶中微量元素

Non-steady Flow Method for Measuring the Micro Flow at Constant Micropressure

恒定微压下微小流量的非定常流测量方法

Determination of Trace Copper in Apparatus Oil by Extraction-Spectrophotometry;

萃取光度法测定机油中微量铜的含量

Analysis of Trace Elements in Pogostemon cablin Benth. by ICP-AES

ICP-AES法测定广藿香中的微量元素含量

Study on Common and Trace Elements in Raisin by ICP-AES

ICP-AES法测定葡萄干中常微量元素含量

Examining the Chloride Ion Content in Tap Water by Subminiature Titration Method;

微型滴定法测定自来水中Cl~-的含量

Petroleum products--Determination of carbon residuc--Micro method

GB/T17144-1997石油产品残炭测定法(微量法)

Petroleum waxes and petrolatums--Determination of trace sulfur--Microcoulometric method

GB/T8025-1987石油蜡和石油脂微量硫测定法(微库仑法)

Petroleum waxes and petrolatums--Determination of trace nitrogen--Microcoulometric method

GB/T8024-1987石油蜡和石油脂微量氮测定法(微库仑法)

THE ACCURATE MEASUREMENT OF 10~(-8) G. ARGON BY GAS CHROMATOGRAPHY

气相色谱法精确定量测定10~(-8)克微量氩

DETERMINATION OF CHINESE HONEY LOCUST IN CHINESE PATENT MEDICINES BY MICROSCOPICAL QUANTITATIVE METHOD

显微定量法测定中成药中猪牙皂的含量

Indirect Acid Titration Determination of Aluminum Content in Poultry Meat and Viscera

间接酸量滴定法测定家禽组织中微量铝

Determination of micro copper in crude oil by thiourea masking-EDTA minus titration

硫脲掩蔽-EDTA减量滴定法测定原油中微量铜

testing methods for detection and estimation of micro-biological contaminants in highly purified water

高纯水微生物含量测定法

testing method for deleterious particles in lubricating grease

润滑脂中有害微粒物含量测定法