天然气安全技术信息卡MSDS 第一部分：化学品名称及企业标识化学品中文名称：天然气沼气 化学品俗名：英文名称：CASNo.：化学品英文名称：Naturalgas技术说明书编码：生产企业名称：地址：电话：第二部分：成分/组成信息有害物成分甲烷含量>=90% CASNo.74-82-8 第三部分：危险性概述危险性类别：第2.1类易燃气体...
Naturalgas CASNo.: 第二部分:成分/术成信息 第三部分:危术性述概 危术性术术:第2.1术易燃气体 急性中毒术,可有术昏、术痛、术吐、乏力甚至昏迷。病程中可出术精神症,步术不术,昏尚状 迷术程久者,醒后可有术性失术及偏术。术期接天然者,可出术神术衰弱术合征。运触气 第2.1术易燃气体 ...
natural gas liquid, andnatural gas condensate/natural gas. Natural gas is acolorless, odorless, flammable gas that occurs naturallyalong with petroleum deposits in marshes or from wastedecomposition and is composed mainly of methane. The gascan be liquefied for transport and storage and is primarily...
In this work, a multiclass screening method for organic contaminants in natural and wastewater has been developed and validated for qualitative purposes, i.e. to ensure the reliable and sensitive iden... 详情 Gas chromatographic method for determination of uracil herbicides in roots of Echinacea...
In ancient times, china has already applied incomplete combustion of vegetable oil for making pigment carbon black. In 1872, the United States first used natural gas as raw material to produce carbon black using tank method and mainly used it as a coloring agent. It was not until 1912 when ...
国际标准 ISO 6326-4:1994 EN 天然气 硫化合物的测定 第4部分:使用火焰光度检测器测定硫化氢、硫化羰基和含硫臭味剂的气相色谱法 Natural gas — Determination of sulfur compounds — Part 4: Gas chromatographic method using a flame photometric detector for the determination of hydrogen sulfide, carbonyl ....
For publisher information, see APLMAS. Volume(issue)/page/year: 67,589,1959 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous DOSE : 5 gm/kg SEX/DURATION : female 6-15 day(s) after conception TOXIC EFFECTS : ...
by aroma extract dilution analysis and two-dimensional gas chromatography-mass spectrometry/olfactometry. Phytochemistry 109 , 66-75, (2014) Frankincense has been known, traded and used throughout the ages for its exceptional aroma properties, and is still commonly used in both secular and ...
Petroleum, natural gas, and coal are the main sources of hydrocarbons for industry. HYDROPHILIC: Materials having large molecules that absorb and retain water, causing them to swell and frequently to gel. HYGROSCOPIC: Readily adsorbing available moisture in any form. HYPEREMIA: Congestion of ...
危险品运输编码NONH for all modes of transport WGK德国3 蜂蜡制备 采收蜡花和加工白蜡是制取白蜡最主要的环节。从蜡树上采摘的天然白蜡被称为蜡花,蜡花中含有白蜡虫及其分泌物,必须经过加工得到头蜡、二蜡、三蜡等,然后再进行深加工才能得到商品白蜡。