Hydrogen sulfide-methylene blue spectrophotometry Key words: methylene blue spectrophotometry; hydrogen sulfide; mass spectrometer ; UV-1100; UV-1200
With the increasing pollution of surface water, traditional water treatment processes have made it difficult
I. Introduction Potassium feldspar is a
Nissl staining solution (methylene blue method) Product introduction: The neuronal cell body includes a large cell nucleus with a wrinkled nuclear
Food safety analysis workflow Thermo Scientific Life Science MS not only has a long tradition of technology, but also con
Caustic soda Last week, the domestic market was tight and the price oscillated slightly. The market price of 30% diaphragm alkali in North China market reached 600 yuan (ton price, the same below), a
WASHINGTON (reporter Feng power) July 4, AQSIQ quality sampling results released earlier this year with a base of 26 enterprises in Tianjin, Shanxi, Jiangsu and other 10 provinces and cities in the p
We know that methylene blue can be used to make inks and lakes, as well as dyeing biological and bacterial tissues. It can also be made into double salt with ZnCl2, which can be used for dyeing
Shandong Heda Co., Ltd. adopts a one-step new process to develop hydroxypropyl methyl cellulose and put it into mass production. The products' indexes meet the nat
The spherical magnesium chloride-supported polypropylene catalyst independently researched and developed by the China Petroleum Institute of Petroleum and Petrochemi
Introduction: Why export of electronic products, furniture, wood products, weaving, leather goods, food, machinery, glass and other industries must use containeriz
PVC, the full name is Polyvinylchlorid, main ingredients for polyvinyl chloride (PVC), in addition to join other ingredients to enhance its heat resistance, toughness, ductility, etc. This kind of the
English name: L-Lysine acetate salt; (S) -2,6-Diaminohexanoic acid Other names: L-Lysine Acetate; L-2,6-Diaminocaproic Acid Acetate CAS number: 57282-49-2 C8H18N2O4
English name: L-Lysine acetate salt; (S) -2,6-Diaminohexanoic acid Other names: L-Lysine Acetate; L-2,6-Diaminocaproic Acid Acetate CAS number: 57282-49-2 C8H18N2O4
Recently, it was learned from Qingdao Alkali Industry Co., Ltd. that after more
[Text|High-tech LED reporter Xiong Yuheng] At present, LED packaging methods mainly include planar packaging and die-top packaging. Because of its simple
English name: Amino black 10B; Buffalo black NBR; Acid black 1 Other names: naphthol blue black; buffalo black NBR; acid black 1; aniline blue black; acid black 10B; acid blue black 10B;
English name: Methyl violet; Dahlia B; Basic violet 1; Pyrokatanium blue; CI42535 Other names: Methyl Qinglian; Basic Violet 1; Methyl Violet 2B; Aniline Violet; Basic Violet 1; Nail Vio
English name: HPMC; MHPC; Hydroxy propyl methyl cellulose; (Hydroxypropyl) methyl cellulose Other names: hypromellose; cellulose hydroxypropyl methyl ether CAS number: 9004-65-3
China's Ministry of Commerce announced on the 14th that the anti-dumping measures for the import of methylene chloride will expire soon. Domestic companies or natural persons, legal persons or r
Abstract In this paper, capillary column gas chromatography is used to determine the content of each component in the tail gas water wash produced by the oxidation of o-xylene to produce phthali
This standard is applicable to the determination of hydrocarbon impurities in coking toluene, including benzene, C8 aromatic hydrocarbons and non-aromatic hydrocarbons up to n-nonane. The measur
【China Aluminum Industry Net】Polyaluminum chloride water purification agent is a polyhydric, multi-nuclear complex cationic inorganic polymer flocculant. In the hydrolysis process, a series
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