COMPOUND - 1988 Annonces

Vendredi 18 octobre 2019

Quantité : 3000 - Prix : 1-5

SUZHOU SEAPEAK CO., LTD.. is one of the most professional pvc layflat hose suppliers , and we focus on producing high quality flat pvc tubing. Tube and cover: Nitrile/PVC Blend, ribbed cover Reinforecment: high tenacity circular woven polyester Jacket Color: Black, Red, Blue,green...

Vendredi 18 octobre 2019

Quantité : 3000 - Prix : USD 1-5

Want to buy lay flat hose? Want to know the flat hose pipe prices? Are you looking for cheap lay flat hose? Polyurethane layflat hose is made from thermoplastic polyether based polyurethane (TPU) covered and lined by high pressure around a circular woven jacket made from high tenacity...

Vendredi 18 octobre 2019

产品说明 瓷釉是一种具有特定化学成分和物理性质的玻璃，可用于金属表面保护。 油炸瓷釉是玻璃在高温下以分子水平与金属结合的一种形式。 这样就形成了一种典型的玻璃和金属复合材料，结合了两种材料的优点。 钛白油炸珐琅的规格： 形状 颗粒 特点 高白 样本 免费样品 外形 颗粒 纯度 0998 应用 搪瓷炊具，搪瓷地铁面板，搪瓷烧烤炉和烧烤炉 CAS号 65997-18-4 等级 工业级 膨胀系数 280.7 Firing Temperature 820-860 degree Molecular formula SiO2...

Vendredi 18 octobre 2019

Quantité : Nolifrit E

Product Description Nolifrit Ground Coat Porcelain Enamel Frit Features: 1, With very good adhesion, can dissolve much iron oxide in metal surface, makes very strong combination with metal body. 2, Can be combined with cover coat in high level. 3, With very good elasticity and compressive...

Jeudi 17 octobre 2019

Pendulum mill is also called as suspension roller or pendulum roller mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

Mercredi 16 octobre 2019

Chemical Ground Electrode System Performance characteristics and working principle of Chemical Ground Electrode: 1. Chemical ground electrode 2. Existing soil 3. Special filler 4. Ions diffuse around 5. Expand the conductive range of the soil Chemical ground rod (chemical grounding...)

Mercredi 16 octobre 2019

0.8 Series CCS Wire Origin of new material development 0.8mm series copper-clad coated ground wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Samedi 12 octobre 2019

Quantité : 50000/mont - Prix : usd3-10

0.8 Series CCS wire Origin of new material development 0.8mm series copper-clad round wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Samedi 12 octobre 2019

Prix : 600usd

Manual Zooming for Freer Capture By connecting to the dedicated mobile APP, ZY Play, via Bluetooth, Smooth-Q allows instant zooming control of the camera right through the stabilizer. With a single push or pull of the switch, you can focus and capture the moment more freely. Enhanced...

Samedi 12 octobre 2019

The core component of the membrane filter is the membrane. It is a kind of thin film which is prepared on the microporous bearing layer with smaller holes. There are various materials for making the membrane, including organic membrane and inorganic membrane. As the core component...

Jeudi 10 octobre 2019

Extraction thimble is an instrument for extraction and separation of organic compounds according to the principle of Soxhlet extraction. Extraction thimble provided by our company is made of high quality and purity materials, which is characterized by high mechanical strength and...

Jeudi 10 octobre 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

Mercredi 09 octobre 2019

Flash column chromatography is an easy and fast method to separate the complex mixtures. It can not only make the separation effect better but also shorten the time. How to put the sample into the flash column is of high importance in the preparation process of flash column chromatography...

Mercredi 09 octobre 2019

Generally speaking，with the increase of temperature, the viscosity of the mobile phase decreases. The situation will lead to an increase in the transfer rate of the substances. Thus the chromatographic separation effect will be better than before. Although the separation effect has been improved...

Mercredi 09 octobre 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Mardi 08 octobre 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

Lundi 30 septembre 2019

Pendulum mill is also called as suspension roller or Raymond mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

Lundi 30 septembre 2019

Merits of Flash Column Flash column provided by Hawach scientific provides with many merits and unique properties, which makes it obtain consistent confidence and build a good image in the market. Specific merits are as follows, product model is complete, specifically including 15...

Lundi 30 septembre 2019

HPLC columns are widely used in many fields, whose column efficiency, capacity, permeability characteristics, and service life are very important. After using for a period of time, there will be changes such as column pressure increase, column efficiency decrease, etc. If no measures are taken...

Lundi 30 septembre 2019

SPE is a kind of sample production technology which is more and more useful in which many problems related to liquid and liquid extraction could be avoided, such as the incomplete separation, non-quantitative recycle, the use of expensive and fragile glass vessels, massive organic...

Samedi 28 septembre 2019

Depending on the packing of the HPLC column. The following column types are available on the market: 1. Silica gel HPLC column: Silica gel is the earliest chromatographic column packing used in liquid chromatography. It has a wide range of applications. However, it can only be used...

Vendredi 27 septembre 2019

Reliable flash columns play a decisive role in a good chromatographic separation method, which ensures complete separation of valuable compounds and specific impurities. Choosing the right flash column is the most critical part of the purification process. There are two aspects should...

Vendredi 27 septembre 2019

Non-Polar Interaction, the interaction between a non-polar functional group on a target compound and a non-polar sorbent, which is better reflected in a polar solvent environment, especially in a water environment. Also known as hydrophobic interactions, such as the interaction between...

Jeudi 26 septembre 2019

- Reversed-Phase Principle - The reversed-phase filler is a kindly of nonpolar filler such as C4, C8, C18 aliphatic chain which is bonded on the silica gel. Nonpolar or hydrophobic compounds are strongly reserved, while polar samples are weakly reserved and go through the flash reversed-phase...

Mercredi 25 septembre 2019

Quantité : 50000/mont - Prix : usd3-10

Chemical Earth Electrode System Performance characteristics and working principle of Chemical Ground Electrode: 1. Chemical ground electrode 2. Existing soil 3. Special filler 4. Ions diffuse around 5. Expand the conductive range of the soil Chemical Grounding electrode (chemical...)

Mercredi 25 septembre 2019

Stickum adhering to and inlaying the fasciculus is removed by textile enzymes, accelerating the separation of fibers, strengthening the wettability and hygroscopicity for the surface of textiles and improving the dyeing effect of yarn and textile. Textile enzymes can wipe filoplume...

Mercredi 25 septembre 2019

Textile enzyme is a highly effective neutral cellulase preparation produced by the fermentation of trichoderma. Biopolishing enzymes textile industry is suitable for washing of towel fabric, can remove the surface hairiness, pellets, the treated towel fabric is softer, fluffy and drape well...

Mercredi 25 septembre 2019

General requirements for adsorbents: large surface area and certain adsorption capacity. Does not chemically change with the developing agent, does not react with or catalyze, decompose or associate with the substance to be separated, and the particles are uniform. Silica gel and...

Mercredi 25 septembre 2019

Quantité : 1-200ton - Prix : 10usd

The silicone rubber insulation coating is made from special silicone rubber, high-performance material and other polymers by polymer blending technology. Its basic structural unit is silicon - oxygen chain while its side chain is connected by silicone with another organic radical group...

Lundi 23 septembre 2019

Let's take a look at two common adsorbents for adsorption chromatography. Polyamide The polyamide adsorbent can be divided into nylon 6 (polycaprolactam) and nylon 66 (polyhexamethylene adipamide), which are hydrogen bond adsorption and semi-chemical adsorption. There are many amide...