PURITY - 1872 Anuncios

Domingo 15 marzo 2020

Cantidad : 200MT/mont - Precio : 40 USD/Kilogram

Clasification: Organic Acid Refractive index: 1 .508 Cas NO.: 56-86-0 Flash Point: 155.7 °C Molecular Formula: C5H9NO4 Purity: 99.5% . Melting Point: 205C Appearance: White cryst. powder Boiling Point: 333.8 °C at 760 mmHg usage: industrial .food and medical grade Stability: . Stable...

Domingo 15 marzo 2020

Cantidad : 200MT/monh - Precio : 6.5 USD/Kilogram

Classification: Organic Salt Refractive index: Cas NO: 7789-79-9 Flash Point: Molecular Formula: CaO4P2 Purity: 98%min Melting Point: . Appearance: White powder and/or granules. Slight Boiling Point: characteristic odor Stability: No data. usage. industrial use Brand Name: sjtd EINECS...

Domingo 15 marzo 2020

Cantidad : 200MT/mont - Precio : 1.1 USD/Kilogram

Classification: Sulphate Refractive index. Cas NO.: 7775-27-1 Flash Point: 1800C Molecular Formula: Na2O8S2 Purity: 99% Melting Point: 100 °C Appearance: White crystalline powder Boiling Point usage: industrial grade Stability: Stability Unstable. Strong oxidizer. Contact with Brand Name...

Domingo 15 marzo 2020

Cantidad : 200MT/mont - Precio : 30USD/kg

Classification: Pharmaceutical Intermediates Refractive index: 1.677 Cas NO1 7681-11-0 Flash Point 1330°C Molecular Formula: IK Purity: 99% Melting Point: 680°C Appearance: white to off-white crystalline powder Boiling Point: 1330°C usage. medical use Stability: Stable. Protect from...

Domingo 15 marzo 2020

Cantidad : 200MT/mont - Precio : 900USD/mt

Classification: Organic Intermediate Refractive index: INDICES OF REFRACTION: 1.461, Cas NO.: 7727-21-1 1.467, 1.566 Molecular Formula: K2O8S2 Flash Point: Not combustible Melting Point: 1067 °C Purity: . 99% Boiling Point: 1689。C Appearance: colourless odourless crystals or white Stability...

Domingo 15 marzo 2020

Cantidad : 200MT/mont - Precio : 27USD/kg

Classification: Pharmaceutical Intermediates Refractive index: 1.612 Cas NO: 108-46-3 Flash Point: 261° F (NTP, 1992) Molecular Fomula: C6H6O2 Purity: . 99.5% Melting Point: 109-1119C Appearance. crystals or powder Boilig Point: 228 to 232° F (NTP, 1992) usage: medical use Stbility: Stable...

Domingo 15 marzo 2020

Cantidad : 100MT/mont - Precio : 2000USD/MT

Clasification: Pharmaceutical Intermediates Refractive index: 1 463-1. 467 Cas NO.: 108-93-0 Flash Point: 154° F (NTP, 1992) Molecular Formula: C6H12O Purity: 97.2% Melting Point: 23 °C Appearance: clear oily liquid Boiling Point 73° F (NTP.1992) usage: Used in the manufacture of adipic acid...

Viernes 13 marzo 2020

Cantidad : 4 pcs - Precio : USD 10-470

At present, the use of industrial vibration damper is very common in industrial production. There are already a lot of industrial manufacturers that use industrial vibration dampers for production. The industrial vibration dampers can play a great role, when used, they can well reduce...

Viernes 13 marzo 2020

Cellulose Extraction Thimble Hawach cellulose extraction thimble is made of cotton linters and noble cellulose fibers , and completely free from impurities. By adopting the most efficient and innovative technology, Hawach obtain a mold made of a single completely homogeneous piece...

Martes 10 marzo 2020

Types of HAWACH HPLC Column There are 2 kinds of HAWACH HPLC columns: Xcheoma series: with many types of fixed phase; with complete varieties and high quality. C18-Aqueous; C18-universal;C18-low pH; C18-Alkaline; C8-universal; C8-Low pH; C8-Fluorine; C4; C30; C1;Phenyl; PAH; etc Echroma series...

Miércoles 22 enero 2020

The sealing property of the headspace vial is better than that of the threaded vial, and the rubber or silica gel has good re-sealing after the puncture, so it is ideal to preserve the reagents. If some of the organic solvents in use will corrode the silicone or rubber bottle pad...

Martes 21 enero 2020

The FLASH column is the heart of the FLASH purification system, like an engine in a car. If you want to do a good job, you must first sharpen the tools. Choosing the correct FLASH purification column is the most critical part of the whole purification process. And choosing the right...

Lunes 20 enero 2020

1. Nylon Features: good temperature resistance, can withstand 121°C saturation steam hot pressure disinfection for 30min, the highest operating temperature of 60°C, good chemical stability, can withstand dilute acid, dilute base, , ester, oil, hydrocarbons, halogenated hydrocarbons...

Jueves 16 enero 2020

Highlights of HAWACH flash column HAWACH flash column is packed with proprietary technology for automatic packing. The column bed is compact and uniform, has no “ditch flow effect”, with high resolution and good reproducibility. Different particle sizes of normal phase and reversed-phase...

Viernes 10 enero 2020

The extraction thimbles are very useful tools in the lab, because it can minimize your hands-on responsibilities when you separate desired compounds. They can be used in most of the Soxhlet or automated extractors which can take multiple cycles. High-retention devices always present...

Viernes 10 enero 2020

The extraction thimbles are made of selected high-quality material, using highly efficient and innovative technology and highly homogenized molds. It contains no impurities and the product pore size is uniform. It is often used for Soxhlet extraction and rapid solvent extraction,...

Miércoles 08 enero 2020

With the full line of different sizes, Hawach always provides you the high purity stationary phased packed flash column. And the column cartridge made from medical grade virgin PP and PE materials and different stationary phases prepacked will help you to meet a variety of compounds...

Martes 07 enero 2020

1.Nylon Features: Good high-temperature resistance, which can withstand 121°saturated steam autoclaving for 30 minutes, the maximum working temperature of 60 degrees Celsius; Good chemical stability, which can withstand a variety of organic and inorganic compounds such as dilute acids...

Martes 07 enero 2020

Cantidad : 25KGS - Precio : 2990-3800

Boric acid, the formula is H3BO3(h3bo3 cas: 10043-35-3). It is a pure, multifunctional source of boric oxide and the most widely used in boron industry. It is theoretically composed of boric oxie and water. Boric acid also called hydrogen borate, boracic acid, orthoboric acid and acidum boricum...

Jueves 02 enero 2020

HAWACH cellulose and glass fiber extraction thimbles are widely used in Soxhlet extractors and are a safe, convenient and efficient method for the extraction of solid and semi-solid materials. Soxhlet extraction is more useful for solutions that are flammable, toxic or odor-prone...

Jueves 02 enero 2020

Choosing the right filter for your filtration will be a big help to make sure that you can get the desired results for your applications.You can select a suitable filter material and size, after you consider whether you need vacuum or gravity filtration. Since there are so many types...

Miércoles 11 diciembre 2019

Membranes filter is frequently used for purity during clarification and sterilization procedure, it is often fit for general biological filtration, particle retention, and removal for aqueous solutions. Membranes filter provided by Hawach scientific are available in two types: one is roll type...

Miércoles 11 diciembre 2019

The HPLC reversed-phase column is made of high-purity and high-strength silica gel by using advanced bonding technology. It has a high surface bonding rate and good peak shape for alkaline and acidic compounds. With a high column capacity and long service life, it is the one for the...

Martes 10 diciembre 2019

Nylon membrane filters are suitable for use with high PH samples; PES membranes filters are fit for filtration of compatible organic solvents and aqueous samples; PP membrane filters are widely used in analytical and research applications for the pharmaceutical, environmental, biotechnological...

Martes 10 diciembre 2019

Mixed cellulose ester (MCE) filter membrane is made of refined nitrocellulose and added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc. It is hydrophilic, non-toxic and hygienic. The MCE filter membrane is mainly used for filtering aqueous solutions...

Lunes 09 diciembre 2019

Pipette tips supplied by Hawach Scientific fit for wide applications and sample handling with superior performance. It is made from non-sterile PP material in a fully automated and clean room facility, which can assure excellent clarity and flexibility for accurate analysis results...

Sábado 16 noviembre 2019

Cantidad : 8000kgs - Precio : USD0.025 - USD1.05

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Miércoles 06 noviembre 2019

Cantidad : 26 tpnnes - Precio : 0,60 €

La forma más práctica de cumplir con el requisito de sal (NaCl) es usar un bloque de lamer. Sin embargo, aquí también es importante la pureza del contenido de los bloques de sal (NaCl), debe contener sal libre (NaCl), libre de sustancias no deseadas como metales pesados. Por lo tanto...

Miércoles 06 noviembre 2019

Cantidad : 500square - Precio : 25usd

Aluminum composite panel or aluminum-plastic panel is a kind of composite new material which has been through surface treatment and a series of technological processing. It's composed of aluminum panels with coating as the surface and PVC plastic panel as the core layer. As the composite...

Miércoles 06 noviembre 2019

Cantidad : 500square - Precio : 25USD

We have aluminium composite panels for sale! The aluminum plastic plate also called pe aluminum composite panel as a new type of decorative materials with its optional color diversity, convenient construction method, excellent processing performance, perfect fire retardancy and noble quality...