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Thursday, June 20, 2019

Extraction is often susceptible to matrix interference. One analytical method is fine in this matrix but can become problematic in another matrix. If we encounter such a situation, how can we improve the QuEChERS method to overcome it? For pesticide residues, most of the food samples...

Wednesday, June 19, 2019

Take the example of pear test to check whether a pear is up to the standard. Prepare the environment The first step: Suitable Acetonitrile salting-out extraction environment was prepared. Make the pears into a puree, take 10g to QuEChERS centrifuge tube of 50ml. Add extract solution...

Thursday, June 13, 2019

Package 1 QuEChERS extracting pesticide residues from plants Extraction box: 50 ml centrifuge tube + AOAC/EN salt pack 2 kinds of buffer salts: General buffer salt for phase-separation and pH-adjustment; Anhydrous magnesium sulfate completely separates water in the matrix from the...

Wednesday, June 12, 2019

- Description of Two Motor Two Legs Electric Height Adjustable Standing Desk： - Two Motors Two Legged Electric Height Adjustable Standing Desk Supported by YND-03 environmental control box, it can be easily moved to the desired height by pressing a button on the controller. The...

Friday, June 07, 2019

Quantity : 1 - Price : undetermined

- Micro Powder Mill - GKW Micro Powder Mill is mainly used in chemical industry such as grinding glass, rubber, pesticides, enamel, paint, phosphate fertilizer, paper. Hardness below seven Moh's hardness following humidity below 6% non-flammable and non-explosive materials. Such as talc...

Friday, June 07, 2019

Quantity : 1 - Price : undetermined

- Raymond Mill - As national powder R&D center, GUIKUANG has made much efforts and contributions for the development of powder industry more than 40 years. Raymond mill has been through decades of history in China. As one of earliest Raymond mill manufacturers, GUIKUANG keeps...

Friday, June 07, 2019

QuEChERS method was originally applied to extract pesticides from fruits and vegetables. Whether under AOAC or EN stipulations, according to our products' Application and Test Report, we can see that the combination of salting out and d-SPE-purification in the initial liquid-liquid...

Wednesday, June 05, 2019

Hawach summarized the advantages of QuEChERS in eight aspects. 1. Recovery Rate QuEChERS technology has the advantage of high recovery rate. Experimental data show that the recovery rate of large quantities of polar and volatile pesticides by QuEChERS is above 85%. 2. Accuracy Laboratory...

Wednesday, June 05, 2019

Extraction thimble sizes should be decided as per users' specific applications. Every single size represents the particular practice of displaying the internal diameter and general length of the thimble in millimeters. Thus the extra allowance for the thickness of the thimble wall...

Thursday, April 18, 2019

Plastic HDPE Shampoo Bottles Description: Classic cylindrical shape, small size, and large capacity. The anodized silver bottle cap is more luxurious. High-quality HDPE using temperature is 100 ℃; Hardness, tensile strength, and creep were better than low-density polyethylene. Good...

Saturday, January 19, 2019

Price : USD 100-1000 / Kilog

Supplying Ability: 100 Kilograms / Week Price Term: FOB Payment Terms: L/C T/T Western Union Port: shanghai Quick Details Country of Origin: China Brand Name: xiancaoyu Average Lead Time: according to the quantity and product Packaging Detail: as required Product Description Product name...

Saturday, December 22, 2018

Bromamine Acid Usage the intermediate of pesticides medicine dyes plastics Bromamine Acid Packaging and Shipping Packing: 25kg/drum Bromamine Acid Storage Stored in a cool dry place out of direct sunlight. Location : F-7, Sanqing Fengrun Building, No. 100 South Gongye Road,, 250000 Jinan...

Sunday, November 18, 2018

Quantity : TRÈS GRAND - Price : TRÈS COMPÉTITIF

Introduction Open to the innovation and to the competitiveness, sensitive to the modernization, worried about the economic development of the region of Souss Massa; the HL PRIMEURS company favors an enrichment in the culture quality. Our company(society) wants to reach its goals with...

Tuesday, October 23, 2018

Quantity : + 1.000.00

Hello, I am a young producer of Moroccan mint in the region of Oulad Said (SETTAT), I work under the norms, I can provide you certificates of analyzes that I do very often for a very precise control (Soil, foliere, water of irrigation, pesticide residues) do not hesitate to contact...

Wednesday, September 19, 2018

A crop requires macro and micro nutrients for better rooting of seedlings and for developing immune against various disease and pests at a later stage. Many years ago, when farmer used to grow crops, without use of any chemical fertilizer or pesticide, the work of providing nutrients...

Thursday, August 23, 2018

Agricultural drones refer to drones for plant protection, which can be used for pesticide spraying by remote control or flight control. Agricultural drones features cheap price, small volume, light weight, and convenient transportation, which can realize vertical take-off and landing...

Wednesday, July 25, 2018

Price : Prix marché compétit

Basée en france, notre société commerciale est un pont entre deux continents et ne fait la promotion que des meilleurs produits d'origine d'ouzbékistan comme les fruits bio, les fruits secs, les produits textiles, plantes médicinales, la céramique et bien d'autres encore sur le marché français...

Saturday, July 21, 2018

Quantity : 100 Units/ - Price : $4000.00USD/Units

Quick Details Product Description Specifications Type: Gyroplane Condition: New Year Built: 2017 Place of Origin: Jiangsu, China (Mainland) Model Number: 3WDM8-20 Usage: Pesticide Spraying Material: Carbon Fibre + Aviation Aluminum Control system: RC Control Flight duration...

Tuesday, April 17, 2018

Quantity : 500pcs - Price : $38/pcs

Model No.: AA-004 （Ozonator LED） Voltage: AC110~240V/50Hz Power Consumption: 15W Ozone Output: 400mg/h Ozone Working Time: 5-30min per time Operation Mode: 6 modes (water purification, fruit & vegetable sterilization, daily necessities disinfection, fish & meat disinfection...)

Saturday, March 31, 2018

Zhucheng Kangtai Chemical Co., Ltd. have manufactured and exported Copper Sulfate Pentahydrate,Manganese Sulphate,Ferrous Sulphate , Zinc Sulfate ,copper chloride , zinc oxide ,Copper Acetate,Copper Oxide,Copper Oxychloride,Copper Hydroxide,Copper Nitrate, Copper Carbona Basic. we...

Friday, March 23, 2018

Product Description 100% water soluble fertilizer is rich in nitrogen, phosphorus and potassium which are derived from high quality technical grade materials. The cationic micronutirents included in this product are fully chelated. Product Specification Contact us to know more. Can...

Sunday, February 04, 2018

Price : $20-100

Product Description PRODUCT NAME Organic Stevia Extract A Physical Property 1 Color and Appearance Off white fine powder 2 Flavour/odour Characteristic flavour and no odd smell 3 Mesh size 100% through 80 mesh B General Analysis 1 Item of analysis Stevioside 95%...

Sunday, February 04, 2018

Quantity : 1 kg - Price : $30-50

Product Description Ginger, also known as Zingiber officinale, is inaccurately referred to as ginger root , for its health benefits and spicy flavor since the beginning of time. The Chinese and Indians have used ginger tonics to treat ailments for over 4,700 years, and it was a...

Thursday, January 25, 2018

Flat die pellet mill is aiming at producing bio-organic fertilizer pellets. It is used for pelleting various of organic matter after fermentation. It can produce cylindrical granules directly without drying or crushing process which saves a lot of energy. Forming the granules at one time...

Sunday, January 21, 2018

Quantity : 1 TONS - Price : NEGOTIATION

Aluminum Chloride CAS Number：7446-70-0 Application: 1.Used as catalyst in organic synthesis, such as medicine, dye, liquid crystal, spices, flame retardant, petroleum cracking, rubber synthesis and water treatment and so on. 2.Used to manufacture pesticide and organic aluminum compounds...

Thursday, January 11, 2018

Quantity : 600 tons - Price : US$3080/metric ton

Product name：Amino acid powder 1: MODEL: Amino acids≥80% 2: APPEARANCE&ODOR: Light yellow powder with a little amino odor 3.APPLICATION: As a total nitrogen of min 14%,it can quickly supply the nutrition of plant，usually applicated as fertilizer on agricultural. 4.SPECIFICATION：If need ...

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...

Monday, December 11, 2017

AOK 909 COUNTERTOP WATER FILTER IONIZER How does AOK-909 work? AOK-909 filter cartridge contains only NSF certified media and made in USA local components.8 stages minerals For Clean, Alkaline, Ionized, Hydrogen-enriched Water. First, the pre-Ultraceramic filter can stop all of the...

Tuesday, November 28, 2017

Quantity : 1 - Price : 7,999.0

One of the best purifiers in India, Livpure UV Water Purifier uses advanced Ultrafiltration and Ultraviolet technology to sterilize the water. It has 4-stage filtration process, which eliminates substances like THMs and pesticides from the water supply. For more details, visit: https://www...

Saturday, October 14, 2017

Quantity : MOQ 20 TON

- Quick Details - - Classification: Other - CAS No.: 79-11-8 - Other Names: Monochloroacetic acid; MCA - MF: C2H3ClO2 - EINECS No.: 201-178-4 - Place of Origin: China (Mainland) - Grade Standard: Industrial Grade - Purity: 98%min - Appearance: Colorless Crystals - Application...