LIQUIDS - 5985 Annonces

Jeudi 09 avril 2020

Sample vials are widely used in the lab. It is a special appliance qualified for cleaning according to the international standard: ISO3722 “Identification of Cleaning Methods for Hydraulic Transmission and Sampling Containers”. It's different from other liquid samplers, just a drink...

Jeudi 09 avril 2020

Application of Membrane Filter The use of the filter membrane does not require special chemical treatment of flocculation, nor does it require evaporation separation, only need the pressure to separate solid from liquid, which is a major feature of filter membrane treatment. Filter...

Mercredi 08 avril 2020

Importance of Proper Models of HPLC Column In practical application, proper models of the HPLC column have a great influence on the performance or operation of the HPLC column. Improper models could greatly reduce the filtration effect. The HPLC column of high purity silica gel matrix...

Samedi 04 avril 2020

Quantité : 500000tons - Prix : $5-$200000

BW1200/7 slurry pump is horizontal double cylinder reciprocating double action piston pump. The power has electric driving and diesel driving. It also can use hydraulic motor to drive. Customer can choose before ordering. It is applicable for 1500 meters water well drilling, core...

Mardi 31 mars 2020

SPE technology is a physical extraction process including liquid phase and solid phase based on the theory of liquid-solid chromatography, which uses selective adsorption, selective elution to enrich, separate and purify the sample. In daily application, SPE cartridge can also be...

Lundi 30 mars 2020

Classification Divide fat belly pipette and commonly used pipette. It consists of a rubber nipple and a glass tube with a pointed mouth. Use Extract or add a small amount of reagent and extract supernatant to separate the precipitate. Matters needing attention During drip-adding,...

Lundi 30 mars 2020

1. Why does the QuEChERS approach recommend use dry ice or liquid nitrogen homogenizing frozen samples and extracting samples while frozen? The frozen samples were homogenized with dry ice or liquid nitrogen, and the samples were made into a fine powder (smaller particle size, more homogeneous)...

Mercredi 25 mars 2020

PureFlash series: silica gel construction and phase column. For example, C18(spherical inlet and irregular home-made), C4, C8, NH2, CN, HILIC, and oxide which are all imported fillers, corresponding to the high-end market. DepuFlash series: silicone construction and phase columns...

Mercredi 25 mars 2020

Character of syringe filter 1. The PTFE membrane of the syringe filter is completely made of natural and permanent hydrophobic PTFE material. Even under a very low pressure difference, it can ensure that moist air or other gases can pass without hindrance, while the aqueous solution...

Vendredi 20 mars 2020

Quantité : 10MT/month - Prix : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 91-21-4 Molecular Formula: C9H11N Melting Point: -30℃ Boiling Point: 232-233℃ Stability: null Refractive index: 1.568 Flash Point: 98℃ Purity: 99 Appearance: clear yellow to brown liquid usage: Pharmaceutical intermediate Brand Name...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 6.90 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 543-49-7 Molecular Formula: C7H16O Melting Point: -30.15°C Boiling Point: 160-162 °C(lit.) Stability: Stable. Flammable. Incompatible with strong oxidizing agents, strong acids. Refractive index: n20/D 1.420(lit.) Flash Point: 140 °F Purity...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 1640-39-7 Molecular Formula: C11H13N Melting Point: 6-8 °C Boiling Point: 228-229℃ (744 mmHg) Stability: No information found. Refractive index: 1.545 Flash Point: 93℃ Purity: 99 Appearance: clear yellow to red-brown liquid usage...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 12USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 999-21-3 Molecular Formula: C10H12O4 Melting Point: 47 °C(lit.) Boiling Point: 263.7 °C at 760 mmHg Stability: null Refractive index: n20/D 1.469(lit.) Flash Point: 124.6 °C Purity: 99 Appearance: Colorless transparent oily liquid usage...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 541-42-4 Molecular Formula: C3H7NO2 Melting Point: Boiling Point: 39 °C at 760 mmHg Stability: null Refractive index: 1.404 Flash Point: -37℃ Purity: 95 Appearance: Gray yellow oily liquid usage: Pharmaceutical intermediate Brand Name...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 110-46-3 Molecular Formula: C5H11NO2 Melting Point: Boiling Point: 96-99℃ Stability: Stability Unstable. Air and light sensitive. Flammable. Forms explosive mixtures with air or oxygen. Incompatible with oxidizing agents, reducing agents...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 40052-13-9 Molecular Formula: C7H12O4 Melting Point: 19-20℃ Boiling Point: 90℃(2 torr) Stability: null Refractive index: n20/D 1.426(lit.) Flash Point: 97.7 °C Purity: 98 Appearance: null usage: Pharmaceutical intermediate Brand Name...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1USD/kg

Classification: Pharmaceutical Intermediates Cas NO.: 542-56-3 Molecular Formula: C4H9NO2 Melting Point: Boiling Point: 66-67℃ Stability: Stable. Incompatible with acids, s, strong bases. Decomposes slowly in water. Flammable - incompatible with strong oxidizing agents. Note wide...

Vendredi 20 mars 2020

Quantité : 20MT/month - Prix : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 540-80-7 Molecular Formula: C4H9NO2 Melting Point: Boiling Point: 61-63℃ Stability: null Refractive index: 1.367-1.37 Flash Point: -10℃ Purity: 99 Appearance: clear yellow liquid usage: Pharmaceutical intermediate Brand Name: XiaQing EINECS...

Vendredi 20 mars 2020

Quantité : 60-100 mil - Prix : USD0.1-0.5

Product Name: 50ml 100ml 150ml 200ml Shampoo Bottles Material: PET Materials Capacity: 50ml 100ml 150ml 200ml Slogan: Dark green bottle and sloping shoulder gives you exquisite texture. Introduction: This shampoo bottle is mainly used for the shampoo, conditioner, body wash and other products...

Vendredi 20 mars 2020

Quantité : 60-100 mil - Prix : USD0.1-0.5

Product Name: Empty plastic bottles 100ml Material: The bottle body is made of PET materials, the cap is made of PP materials. Capacity: 100ml Slogan: Convenient and beautiful, good experience Introduction: This plastic medicine bottle is used to separate liquid medicine, especially cough syrup...

Vendredi 20 mars 2020

Quantité : 60-100 mil - Prix : USD0.1-0.5

Product Name: 100ml 150ml 200ml 250mlPlastic Lotion Bottle with Diamond Shape Material: PET plastic bottle、PP plastic bottle Capacity: 100ml 150ml 200ml 250ml Slogan：Heart-to-heart choice Introduction: This product is 100ml 150ml 200ml 250ml plastic lotion bottle with diamond shape...

Vendredi 20 mars 2020

The vacuum filtration collects pollutants (mainly dust) sucked from the atmosphere to prevent system pollution, and is used between the suction cup and the vacuum generator (or vacuum valve). It is mainly suitable for vacuum filtration in the production process of chemical medicine...

Vendredi 20 mars 2020

The HAWACH bottle-top dispenser is made of Optical glass, Al2O3, ETFE, PFA, FEP, PTFE, platinum-iridium alloy, and PP (hard hat) and it can dispense nearly any laboratory chemical. The notable exceptions are: Sodium azide: Found in many biology labs, and used as a preservative for buffers...

Jeudi 19 mars 2020

Quantité : 200 - Prix : 56000-76000

Product Description ---The Introduction of DOING Scrap tires recycling to oil machine--- Scrap tires recycling to oil machine can turn waste tyre to fuel oil with latest pyrolysis technology. Pyrolysis is the thermal decomposition of materials in the absence of oxygen. In the case...

Jeudi 19 mars 2020

What is the Vacuum Casting? The china vacuum casting technology which uses prototype (SLA laser rapid prototyping piece, CNC products) to make silicone mold under vacuum, and is poured under vacuum conditions, such as PU, ABS, etc. Vacuum casting is also used to clone the prototype...

Jeudi 19 mars 2020

What is Sheet Metal Processing? Sheet metal process services or sheet metal fabrication includes: folding, shearing, punching, welding, riveting, splicing and other processes. In general, the process of forming a sheet by hand or mechanical is called sheet metal processing. Sheet...

Jeudi 19 mars 2020

What is China rapid prototyping? plastic prototype service is a kind of professional manufacturing technology that is used to produce high-quality entity models of three-dimensional designs. Prototypes are useful for design improvements and can be used as stepping stones for comprehensive...

Jeudi 19 mars 2020

Are you looking for rapid prototype service china? 3D printing technology is a collective term for a series of rapid prototyping technologies, the basic principle of which is laminated manufacturing. 3d printing service providers will use a computer-aided design model to produce a...

Jeudi 19 mars 2020

Qualitative filter paper property: also known as qualitative analysis filter paper. It is a kind of filter paper used in chemical laboratories to filter precipitation and suspended matter. Silicon content is higher than the quantitative filter paper, burning after a certain amount of ash...

Mercredi 18 mars 2020

Widely used to remove particles from a liquid sample and avoid damage to equipment at the same time, syringe filter is affordable tool in the labs, which the scientists can use for small-volume filtration. You can find two different types of filters, one is with which you can recover your sample...