PURITY - 1874 Annonces

Jeudi 09 avril 2020

Advantages of HAWACH Flash Column 1.Impurity dissolution rate: the materials are all medical-grade PP and PE, which have strong corrosion resistance and low impurity content. There is low probability of impurity dissolution. 2.Diversity of options: a large number of series/types,...

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...

Mardi 31 mars 2020

Quantité : 10MT - Prix : USD2560/MT

Accélérateur en caoutchouc MBTS (DM) Nom chimique Disulfure de 2, 2-dibenzothiazole (MBTS) Formule moléculaire C14H8N2S4 Poids moléculaire 332,5 No CAS 120-78-5 Spécifications GB / T 11408-2013 Article Caractéristiques Haut grade Apparence Poudre blanche ou jaune clair ou granulaire...

Mardi 24 mars 2020

The capacity of the SPE cartridge refers to the adsorption amount of the column packing. For silica-based solid-phase extraction columns, the capacity is generally 1 to 5 mg/100 mg, which means that the column capacity is 1% to 5% of the mass of the packing. The capacity of the bonded...

Vendredi 20 mars 2020

Quantité : 1MT/year - Prix : 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...

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 : 1MT/month - Prix : 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...

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 : 5MT/month - Prix : 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...

Vendredi 20 mars 2020

Quantité : 5MT/month - Prix : 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...

Vendredi 20 mars 2020

Quantité : 5MT/month - Prix : 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...

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...

Mardi 17 mars 2020

Quantité : 200,000 pc - Prix : usd160-500

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...

Mardi 17 mars 2020

Quantité : 200,000 pc - Prix : usd160-500

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Lundi 16 mars 2020

1.Syringe filter HAWACH syringe filter features high cleanliness, easy operation, and high precision, with various specifications. Filter housing material uses sanitary polypropylene material. The precise design guarantees smooth filtering rationalized internal space, and very low residual rate...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 30 USD/Kilogram

Classification. Organic Acid Refractive index.1.3 Cas NO.: 76-05-1 Flash Point: -3 oC Molecular Formula: C2HF3O2 Purity: 99.5% Melting Point: -15%C Appearance: clear liquid Boiling Point: -15.4 °C usage: industrial and medical use Stbilty: Stable. Incompatible with combustible material...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 1.3 USD/Kilogram

Classification: Organic Acid Refractive index: Cas NO.: 10294-56-1 Flash Point: Molecular Formula: H3O3P Purity: 99% Melting Point: Appearance: COA Boiling Point: usage: medical use and industrial use Stabiity: null Brand Name: sjtd EINECS: 233-663-1 Aliase: Phosphorous Acid Purity...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 2.5 USD/Kilogram

Classification: Organic Acid Refractive index: 1 .553 Cas NO: : 88-61-9 Flash Point Molecular Formula: C8H10O3S Purity: 99.5% Melting Point: Appearance: Brown ropy liquid Boiling Point: usage: industrial and medicause Stabiity: null Brand Name: sjitd EINECS: 201-843-9 Aliase: 2...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 2.7 USD/Kilogram

Classification: Oxide Refractive index.1 .433-1 436 Cas NO.: 1314-56-3 Flash Point: Non-combustible Molecular Formula: O10P4 Purity: 99% Melting Point: 340-360°C Appearance: White to yellow crystalline powder Boiling Point: sublimes at 300 C usage: industrial and medical use Stability...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 25 USD/Kilogram

Classification: Pharmaceutical Intermediates Refractive index: Cas NO.1 7758-05-6 Flash Point无意义 Molecular Formula: IKO3 Purity: 99% Melting Point: 560°C Appearance: white Boiling Point: usage: industrial and medical use Stability: . Stable. Materials to avoid include organics, combustibles...

Dimanche 15 mars 2020

Quantité : 300MT/mont - Prix : 1450 USD/Metric Ton

Classification: Organic Intermediate Refractive index1.437-1.439 Cas NO.: 127-19-5 Flash Point: 151° F (NTP, 1992) Molecular Formula: C4H9NO Purity: 99.5% Melting Point: -20°C Appearance: Clear, colorless liquid Boiling Point: -4° F (NTP, 1992) usage: industrial and medical use Stability: Stable...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : 1.2 USD/Kilogram

Classification. Chloride Refractive index: Cas NO.: 7646-85-7 Flash Point 732*C Molecular Formula: CI2Zn Purity: 96% or 98% Melting Point: 167-172 °C Appearance: clear to cloudy colorless or faintly Boiling Point: 219-220 °C at 10 mmHg yellow Stabilit: Stable under normal temperatures...

Dimanche 15 mars 2020

Quantité : 200MT/mont - Prix : from China zinc oxid

Classification: Oxide Refractive index: 2.008-2.029 Cas NO.: 1314-13-2 Flash Point: 1436 Molecular Formula: OZn Purity: 99.7% Melting Point: 1975°C Appearance: white powder Boiling Point: 2360°C usage: industrial and medical use Stability: Stable. Incompatible withn magnesium, strong acids...