MOLECULAR - 4345 Anuncios

Thursday 22 October 2020

Ultra high molecular weight polyethylene (uhmw-pe) is a kind of polyethylene with a molecular weight of more than 3 million, making it far superior to any other thermoplastic for wear resistance, and by far one of densest polymers available, outperforming even carbon steel for wear applications...

Friday 11 September 2020

Cantidad : 1 set

Dynamic light scattering (DLS), also known as photon correlation spectroscopy (PCS), is a commonly used characterization method for nanoparticles. The DLS particle size analyzer has the advantages of accuracy, rapidity, and good repeatability for the measurement of Nano particles...

Tuesday 08 September 2020

SUNGOD PTFE membrane contains millions of micropore which are smaller than water molecular but bigger than water vapor size. Therefore, it allows body vapors to pass through while protecting the wearer against the wind, rain, snow, and freezing temperatures. And it remains its superior...

Thursday 27 August 2020

Precio : 2.4-2.9$/kg

Sodium Carboxymethyl Cellulose Uses in Detergent Preventing Re-deposition of Dirt Effect Adding sodium carboxymethyl cellulose in detergent has the function of preventing the re-deposition of dirt. The working principle is that negatively charged dirt granule and charged sodium carboxymethyl...

Thursday 27 August 2020

Precio : 2.4-2.9$/kg

Sodium carboxymethyl cellulose (Na CMC or CMC cellulose gum) is the most widely used and most frequently used type of anionic cellulose ether. It is a white fibrous or granulated powder. Odorless, tasteless, non-toxic, hygroscopic, easily soluble in both hot and cold water, obtained...

Thursday 20 August 2020

Precio : 1 000,00 €

Polypropylene, abbreviated as PP, is a colorless, odorless, non-toxic, translucent solid substance. Polypropylene (PP) is a thermoplastic synthetic resin with excellent properties. It is a colorless, translucent, thermoplastic and lightweight general-purpose plastic. With chemical resistance...

Friday 31 July 2020

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

The cubic boron nitride has a molecular formula of BN. Its atomic structure is similar to the structure of carbon atoms in diamond. Therefore, it has high-density characteristics, hardness is slightly lower than that of diamond, and its hardness is second only to diamond but much...

Monday 29 June 2020

Cantidad : 200,000 pc - Precio : USD 150-600

JIUWU company produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membranes with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile...

Monday 29 June 2020

Cantidad : 200,000 pc - Precio : USD 150-600

Ceramic Nanofiltration membrane is relatively recent membrane filtration system, with the purpose of softening and removal of disinfection by-product precursors such as natural organic matter and synthetic organic matter. More ultrafiltration membrane system details here! As nanofiltration...

Monday 29 June 2020

Cantidad : 200,000 pc - Precio : USD 150-600

Ceramic membranes (Porous Ceramic Membrane & tubular ceramic membrane) are available for microfiltration, ultrafiltration and nanofiltration as single-channel or multiple-channel elements with channel diameters between 2 and 16mm. Ceramic Membrane JIUWU Ceramic Membrane Products...

Friday 22 May 2020

Cantidad : 200,000 pc - Precio : USD 150- 600

JIUWU ceramic membrane factory produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membranes with different geometries and cut-offs to meet your process requirements in viscosity, molecule size,...

Friday 22 May 2020

Cantidad : 200,000 pc - Precio : USD 150- 600

Ultrafiltration (UF) is a variety of membrane filtration in which forces, such as pressure or concentration gradients, cause separation through the semi-permeable membrane. High molecular weight suspended solids and solutes remain in the so-called retentate while water and low molecular...

Thursday 07 May 2020

Cantidad : 400 sets/y - Precio : $30000~300000/set

Material handling auxiliaries include material storage and transportation,mixing and metering, transportation and special treatment to the main downstream extrusion equipment, forced feeding of special materials during extrusion, collection and treatment of moisture and low molecular...

Wednesday 08 April 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...

Tuesday 31 March 2020

Cantidad : 10MT - Precio : USD1450/MT

1485/5000 Antioxidante de caucho TMQ (RD) Nombre químico Polímero de 2,2,4-trimetil-1,2-dihidroquinolina Fórmula molecular (C12H15N) n CAS No. 26780-96-1 Especificaciones GB8826-88 Articulo Especificaciones Alto grado 1er grado Apariencia Ámbar a marrón granular temperatura de ablandamiento...

Tuesday 31 March 2020

Cantidad : 10MT - Precio : USD2450/MT

Acelerador de goma DPG (D) Nombre químico Dephenyl Guanidine (D) Fórmula molecular C13H13N3 Peso Molecular 211 CAS No. 102-06-7 Especificaciones HG / T 2342-2010 Articulo Especificaciones 1er grado Apariencia Polvo blanco o gris blanco o granular Punto de fusión inicial (℃) Mín. 145...

Tuesday 31 March 2020

Cantidad : 10mt - Precio : usd1520/mt

Acelerador de goma TMTD (TT) Nombre químico disulfuro de tetrametil tiuram Fórmula molecular C6H12N2S4 Peso Molecular 240.41 CAS No 137-26-8 Especificaciones Q / KES018-2007 Articulo Especificaciones 1er grado Apariencia Polvo blanco o amarillo claro Punto de fusión inicial (℃) Mín...

Tuesday 31 March 2020

Cantidad : 10MT - Precio : USD2560/MT

1004/5000 Acelerador de goma MBTS (DM) Nombre químico 2, 2-Dibenzothiazole Disulfide (MBTS) Fórmula molecular C14H8N2S4 Peso Molecular 332.5 CAS No. 120-78-5 Especificaciones GB / T 11408-2013 Articulo Especificaciones Alto grado Apariencia Polvo blanco o amarillo claro o granular...

Tuesday 31 March 2020

Cantidad : 10MT - Precio : USD2450/MT

Acelerador de goma CBS (CZ) Nombre químico N-ciclohexil-2-benzotiazol sulfulfamida Fórmula molecular C13H16N2S2 Peso Molecular 264.4 CAS No. 95-33-0 Especificaciones HG / T 2096-2006 Articulo Especificaciones Alto grado Apariencia Polvo grisáceo o amarillo claro o granular Punto de...

Wednesday 25 March 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...

Friday 20 March 2020

Cantidad : 1MT/year - Precio : 1 USD/Kilogram

Classification: Other Chemicals Cas NO.: 14446-24-3 Molecular Formula: C9H11NO Melting Point: 192-193℃ Boiling Point: 313.5 °C at 760 mmHg Stability: null Refractive index: 1.582 Flash Point: 169.5 °C Purity: 99 Appearance: Solid usage: intermediate Brand Name: XQ EINECS: Aliase...

Friday 20 March 2020

Cantidad : 10MT/month - Precio : 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...

Friday 20 March 2020

Cantidad : 1MT/month - Precio : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 20232-39-7 Molecular Formula: C11H14ClNO2 Melting Point: 198-202℃ Boiling Point: 322.9 °C at 760 mmHg Stability: Stable under normal temperatures and pressures. Refractive index: 1.548 Flash Point: 122 °C Purity: 98 Appearance...

Friday 20 March 2020

Cantidad : 20MT/month - Precio : 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...

Friday 20 March 2020

Cantidad : 20MT/month - Precio : 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...

Friday 20 March 2020

Cantidad : 5MT/month - Precio : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 6939-23-7 Molecular Formula: C6H14ClNO2 Melting Point: Boiling Point: 247.1 °C at 760 mmHg Stability: null Refractive index: 1.446 Flash Point: 247.1 °C at 760 mmHg Purity: 98 Appearance: null usage: Pharmaceutical intermediate Brand Name...

Friday 20 March 2020

Cantidad : 5MT/month - Precio : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 23150-65-4 Molecular Formula: C7H14ClNO4 Melting Point: 89-90ºC Boiling Point: 224.3 ºC at 760 mmHg Stability: null Refractive index: 26 ° (C=5, H2O) Flash Point: 76.7 ºC Purity: 98 Appearance: White powder usage: Pharmaceutical...

Friday 20 March 2020

Cantidad : 5MT/month - Precio : 1 USD/Kilogram

Classification: Pharmaceutical Intermediates Cas NO.: 27532-96-3 Molecular Formula: C6H14ClNO2 Melting Point: 138-142℃ Boiling Point: 145.7°Cat760mmHg Stability: null Refractive index: 1.522 Flash Point: 20.7°C Purity: 98 Appearance: White fine crystalline powder usage: Pharmaceutical...

Friday 20 March 2020

Cantidad : 20MT/month - Precio : 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...

Friday 20 March 2020

Cantidad : 20MT/month - Precio : 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...