METHANOL - 134 ads

Thursday, July 04, 2019

C8 HPLC columns are used to isolate many organic compounds, which are one of the reversed phase silica gel columns. The maintenance of C8 HPLC columns requires organic solvents. Chromatographic grade methanol is recommended and different brands of chromatographic columns should be...

Tuesday, July 02, 2019

The key to regenerating contaminated HPLC columns is to know the nature of the contaminants and to find the right solvent to remove. If contamination is caused by the accumulation of strongly retained materials during repeated injections, simple steps to remove these contaminants...

Friday, June 28, 2019

Stationary Phase & Mobile Phase The stationary phase is used to separate the substances, which is packed into HPLC Column directly; Mobile phase is the carrier, which carries the substances into the stationary phase and goes through the stationary phase. It is gas in the vapor phase...

Thursday, June 13, 2019

NH2 HPLC columns can be used in the positive phase or in the negative phase, but it should be noted that the positive phase solvent and the negative phase solvent are usually not mutually soluble. New NH2 HPLC columns are preserved in the positive phase environment under normal circumstances...

Thursday, July 19, 2018

Price : 1 million to 100 mil

Oil and gas refers to a combustible, explosive and poisonous gas mixture that is comprised of various volatile hydrocarbon components letting out through evaporative emission in the process of handling and storage of diversified oil products. If discharged directly, oil gas will not...

Thursday, July 19, 2018

Price : 1 million to 100 mil

There are nearly 400 calcium carbide manufacturing enterprises in China at present whose total annual productivity exceeds 15 million tons. More than 15 billion m3 tail gas of calcium carbide furnace is produced in China every year. It mainly contains CO (75%~90%) which is total If...

Thursday, July 19, 2018

Price : 1 million to 100 mil

Using the independently-developed and high-efficiency PSA-H2 adsorbent, PIONEER's rapid, low consumption and high-efficiency PSA-H2 process has the following features, low investment and operating cost, high purity and recovery of gas product, flexibility of feed gas and easy load regulation...

Tuesday, February 06, 2018

Quantity : 10 sets pe - Price : factory price

Advantages of activated carbon adsorption device: - The adsorption efficiency is up to 90%, it has the large capacity and wide application. - Activated carbon has the characteristics of low price, wide range of sources, and so on. - The operation is simple, safe and reliable. -...

Sunday, February 04, 2018

Quantity : 1 kg - Price : $30-125

Description Chinese ginseng has a history of herbal use going back over 5,000 years. It is one of the most highly regarded of herbal medicines in the Orient, where it has gained an almost magical reputation for being able to promote health, general body vigour and also to prolong life...

Sunday, January 21, 2018

Quantity : 1 TONS - Price : NEGOTIATION

Tetrabromobisphenol A bis (2, 3-dibromopropyl ether) (BDDP) CAS No.: 21850-44-2 Formula: C21H20Br8O2 Molecular Weight: 943.62 Chracteristics: It is white powder, Soluble in dichloromethane, toluene, acetone and insoluble in water and methanol Usage: It is mainly used for plastics...

Tuesday, January 09, 2018

Quantity : 1 kg - Price : $30-125

Chinese ginseng has a history of herbal use going back over 5,000 years. It is one of the most highly regarded of herbal medicines in the Orient, where it has gained an almost magical reputation for being able to promote health, general body vigour and also to prolong life. The genus...

Tuesday, December 19, 2017

- L–1,4-BDO - - Introduction - CAS: 110-63-4Molecular formula: C4H10O2Molecular weight: 90.12 - Product Properties - The flammable liquid of colorless and oil-state in nature, it can be dissolved and mixed in water, methanol, ethanol, acetone and slightly soluble in ethyl ether...

Tuesday, April 11, 2017

Production Name: Huperzine A Huperzia serrata extract Original plant: Huperzinaserrata(Thumb.)Trev Specification: 1%,5%,98% Test Method: HPLC Molecular Formula: C15H18N2O Molecular Weight: 242.32 CAS No: 102518-79-6 Melting Point: 214~215°C Soubility: Soluble in Chloroform,Methanol...

Saturday, April 01, 2017

Resveratrol (3,5,4′-trihydroxy-trans-stilbene) is a stilbenoid, a type of natural phenol, and a phytoalexin produced by several plants in response to injury or when the plant is under attack by pathogens such as bacteria or fungi. Sources of resveratrol in food include the skin of grapes...

Saturday, April 01, 2017

Resveratrol (3,5,4′-trihydroxy-trans-stilbene) is a stilbenoid, a type of natural phenol, and a phytoalexin produced by several plants in response to injury or when the plant is under attack by pathogens such as bacteria or fungi. Sources of resveratrol in food include the skin of grapes...

Saturday, March 25, 2017

Quantity : Best - Price : 210-230USD/Kg

High quality giant knotweed extract/giant knotweed extract bulk resveratrol Resveratrol (3,5,4′-trihydroxy-trans-stilbene) is a stilbenoid, a type of natural phenol, and a phytoalexin produced by several plants in response to injury or when the plant is under attack by pathogens...

Wednesday, October 26, 2016

1-(4-Bromobenzyl)-2-butyl-4-chloro-1H-im idazole-5-methanol 151012-31-6 C15H18BrClN2O 357.68 white crystalline powder ≥98% intermediate of Losartan 25KG/DRUM Location : NO.108 ShenJiaLi Road,Shushan Street, 311215 hangzhou, Contact : eason zhu, 86 571 82609104

Friday, September 02, 2016

Price : 10,00 €

Name: alpha-cyclodextrin Other name : α-cyclodextrin ; cyclomaltohexaoseAbbreviation : ACDCAS: 10016-20-3Molecular formula : C36H60O30Molecular weight: 972.84Solubility(in 100cm3 solvent, at 25℃) : water: >10g Methanol: <1.0g DMSO: >10gQaulity ： Pharma grade / food grade...

Wednesday, May 04, 2016

Micro Flow Meter Flow range and Connection Model Flow range Connection CX-M2 0.5~150 ml/min G1/8 female thread CX-M3 1-300 ml/min G1/8 female thread CX-M5 5-1000 ml/min G1/8 female thread CX-M6 0.5-100 l/H G1/4 female thread CX-M9 5-550 l/H G1/4...

Wednesday, May 04, 2016

- Micro Flow Meter - - Flow range and Connection - Model Flow range Connection CX-M2 0.5~150 ml/min G1/8 female thread CX-M3 1-300 ml/min G1/8 female thread CX-M5 5-1000 ml/min G1/8 female thread CX-M6 0.5-100 l/H G1/4 female thread CX-M9 5-550...

Wednesday, May 04, 2016

- Micro Flow Meter - - Flow range and Connection - Model Flow range Connection CX-M2 0.5~150 ml/min G1/8 female thread CX-M3 1-300 ml/min G1/8 female thread CX-M5 5-1000 ml/min G1/8 female thread CX-M6 0.5-100 l/H G1/4 female thread CX-M9 5-550...

Wednesday, May 04, 2016

- Micro Flow Meter - - Flow range and Connection - Model Flow range Connection CX-M2 0.5~150 ml/min G1/8 female thread CX-M3 1-300 ml/min G1/8 female thread CX-M5 5-1000 ml/min G1/8 female thread CX-M6 0.5-100 l/H G1/4 female thread CX-M9 5-550...

Wednesday, May 04, 2016

- Low Micro Flow Meter - Using condition: precision dosing,hydraulic system ,system monitoring,open/closed loop control process control,automobile industry,plastic technology,hydraulic system,laundry chemical,additive injection,water treatment,corrosive chemical dispensing...

Tuesday, March 22, 2016

Quantity : 1-1000

Dresser Wayne Fuel Dispenser Filter WEBSITE: www.haolxfiltration.com TEL: 86-318-7061221 E-MAIL: candy@filter-cn.com Category: Service station filter Material: stainless steel 304 316,wood pulp filter paper,aluminium wire... Properties: Application: for use on above ground storage tanks...

Tuesday, March 22, 2016

WEBSITE: www.haolxfiltration.com TEL: 86-318-7061221 E-MAIL: candy@filter-cn.com Cim-Tek 400 Series Fuel Filters For Gilbarco Dispenser: Application: Application of 300/300MG And 400/400MG : Particulate contaminant removal; Compatible with gasoline, diesel, ethanol, and methanol...

Tuesday, March 22, 2016

Quantity : 1-1000

WEBSITE: www.haolxfiltration.com TEL: 86-318-7061221 E-MAIL: candy@filter-cn.com TOKHEIM Fuel Filter: Application: Particulate filtration For use with diesel, gasilne , and ethanol or methanol blends up to 10% Use with low-volume commercial power pumps For use on above ground...

Tuesday, March 22, 2016

Quantity : 1-10000

- WEBSITE: www.haolxfiltration.com TEL: 86-318-7061221 E-MAIL: candy@filter-cn.com - Service Station Petrol Pump Filter Standard: 1 1/2-16UNF ; 1''-12UNF Material: imported filter paper, stainless steel Function: suction Filter Structure: cartridge Filter Benefits: Assure...

Thursday, January 14, 2016

Quantity : MOQ:1box - Price : Negotiable

Principle of Test The Aflatoxin B1 (AFB1) ELISA Test Kit is based on a competitive colorimetric ELISA assay. The toxin of interest has been coated in the plate wells. During the analysis, sample is added along with the primary antibody specific for the target toxin. If the target...

Wednesday, April 22, 2015

- - Product Name: citrus extract Hesperidin Supplier: World Well-being Bio-tech Part of used: peel Odor: Characteristic Appearance: Yellow powder Hesperidin CAS NO.: 520-26-3 M.W.: 610.56 M.F.: C28H34O15 Source: Gallium mollugo Linn., above ground part; Fruit of Citrus medical L...

Friday, November 14, 2014

CAS No.: 62-53-3 Other Names: AMINO BENZENE MF: C6H7N EINECS No.: 200-539-3 Place of Origin: Shandong China (Mainland) Purity: 99.9% Appearance: clear to light yellow, oily liquid Odor: Aromatic. Amine like. Taste: Burning. Molecular Weight: 93.13 g/mole Color: Colorless...