>1. Preparation of leaching solution>"Semi-Volatile Organic Compound Analysis Technology-Preparation of Sulfuric Acid and Nitric Acid from Leachate">2.
Solid waste-determination of polycyclic aromatic hydrocarbons-liquid chromatography (2)
Time of Update: 2022-03-10
0ug/L) that meets the instrument's detection limit, linear range and actual sample mass concentration, and external standard Quantitative method and qualitative retention time .
Solid Waste—Determination of Phenylurea Compounds—Liquid Chromatography (1)
Time of Update: 2022-03-10
kinds of phenylurea ranges from 0. 003 to 0. 01mg/kg . >Second, the principle of the method>The sample to be tested is placed
Solid Waste—Determination of Phenylurea Compounds—Liquid Chromatography (2)
Time of Update: 2022-03-10
0ug/L) that meets the instrument's detection limit, linear range and actual sample mass concentration, and external standard method Quantitative (initial mobile phase is diluent), retention time qualitative .
Express treatment of solid tumors, TCR cell therapy with stem cell characteristics enters the clinic
Time of Update: 2022-02-20
reprogramming technology, Epi-R . This technology is designed to overcome a major obstacle to adoptive T cell therapy by generating T cell populations with durable stem cell
Adenovirus infection and transplantation: infection status of hematopoietic stem cell
Time of Update: 2021-12-25
In HSCT recipients, AdV can cause a wide range of diseases, including focal organ diseases, including upper or lower respiratory tract infections, GI diseases, hepatitis and cystitis or disseminated diseases .
Solid, liquid or gas?
Time of Update: 2021-11-01
Researchers at the Massachusetts Institute of Technology are analyzing images of tumors growing in the laboratory and patient biopsies to identify cellular fingerprints to indicate whether the tumor is more like a solid, liquid or gas .
New solid-liquid composite lubricating coating developed by Lanhua Institute
Time of Update: 2021-09-11
They compounded the strengthened matrix with liquid silicone oil to further reduce the friction coefficient of the ternary composite coating by 30% and extend the life by 1.
GS Caltex and South Korean Natural Gas Sign MoU for Liquid Hydrogen Project
Time of Update: 2021-06-04
The companies are planning to launch production and supply of liquefied hydrogen by recycling liquefied natural gas (LNG) cold energy.
What is the difference between liquid paint and solid paint, and what is the difference in construction process!
Time of Update: 2021-05-31
It does not use solvents, but after coating the fine powder of the coating material on the workpiece, it is melted at a temperature exceeding the melting point of the powder to form a paint film on the workpiece.
Analysis of Herbicides in Water by On-Line In-Tube Solid-Phase Microextraction Coupled With Liquid Chromatography-Mass Spectrometry
Time of Update: 2021-02-12
We have developed a method using in-tube solid-phase microextraction coupled with liquid chromatography-mass spectrometry (SPME-LC-MS) for the assay of herbicides in water samples.
Chemical Strategy Daily: The drive differentiates and the liquid is still stronger than the solid
Time of Update: 2021-01-01
Chemical sector in the near future is mainly fundamental logic and transfer logic, winter gas restrictions and environmental protection to supply and cost to bring some support, such as methanol, urea and even PVC (electric stone), but PVC
Chemical Identification Strategies Using Liquid Chromatography-Photodiode Array-Solid-Phase Extraction-Nuclear Magnetic Resonance/Mass Spectrometry
Time of Update: 2020-11-14
However, the identification of key metabolites remains a limitation given the analytical effort necessary for traditional structural elucidation strategies.
High-efficiency liquid chromatography, liquid chromatography, liquid-solid chromatography fixed phase and flow phase.
Time of Update: 2020-10-25
Liquid chromatography with polar substances as fixed phase and non-polar solvents as flow phase, called positive phase distribution chromat ography, is suitable for separating polar compounds; .
Total investment of 1.32 billion! Jiangsu Ruiheng proposed to build 180,000 tons / year of liquid, solid epoxy resin device!
Time of Update: 2020-10-06
first phase project, the annual output of 248,000 tons of aromatic derivative products and 150,000 tons/year of direct oxidation oxidation oxycodropane project. The first phase of the carbon industry project is built in two phases, one of which
What is the difference between liquid soap and solid soap in preventing COVID-19 infection and spread?
Time of Update: 2020-08-06
, some strips of soap leave residue on the tray, some people may feel bad, and both have different carbon footprints. the use of bars of soap dates back at least to 2800 B.C., when the lipids of animals and plants react with alkalis
New and solid egg production capacity put 70%, liquid egg technology in the study
Time of Update: 2020-06-28
The company has Shandong, Shangyu, Xinchang three bases, Shandong mainly produces flavored fragrances, methionine products; PGr The company's liquid egg technology has been under study, in the future according to customer demand for production.
What is the difference between liquids and solid microbial agents?
Time of Update: 2020-06-20
First, liquid and solid packaging form > >. Microbial agent liquid packaging: the active microbial preparation packaging in plastic containers, generally using composite microbial agents, mainly composed of Bacillus spores, Bifidobacteria
Coating knowledge: liquid coating PK solid coating which is more suitable for your home
Time of Update: 2020-04-03
It does not use solvent, but covers the fine powder of the coating material on the workpiece, melts it at a temperature higher than the melting point of the powder, and forms a paint film on the workpiece.