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Supelco® TraceCERT® Organic Reference Standard, Monolinuron

Supplier: Merck

Monolinuron CRM may also be used as given below: Determination of 252 pesticides extracted from surface water samples by solid-phase extraction (SPE) using liquid chromatography quadrupole-orbitrap high-resolution tandem mass spectrometry. Extraction of 13 pesticides from four groundwater and three river water samples using silica-based MSU-1 mesoporous solid as a sorbent for their solid-phase extraction (SPE) followed by ultra-performance liquid chromatography-triple quadrupole-mass spectrometric (UHPLC- QqQ-MS/MS) determination. Development and validation of a UHPLC-diode array detection (DAD) method for simultaneous determination of urea and tebuthiuron herbicides in four fresh vegetable samples. Multi-residue analysis of 50 herbicides in 51 grain samples of soybean corn and wheat by ultra-performance liquid chromatography-electrospray ionisation-mass spectrometry (UPLC-ESI-MS). Extraction of 109 pesticide residues from different chemical classes from 345 tomato samples by modified QuEChERS method and their determination using liquid chromatography-tandem mass spectrometry (LC-MS/MS). Simultaneous analysis of 238 pesticides and 78 veterinary drugs in 80 bovine milk samples using ultra-fast liquid chromatography-tandem mass spectrometry (UFLC-MS/MS) and gas chromatography-tandem mass spectrometry (GC-MS/MS).

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Vinylene carbonate 98% stabilised

Vinylene carbonate 98% stabilised

Supplier: Thermo Fisher Scientific

Appearance: Clear colorless to light yellow Liquid or solid

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Supelco® TraceCERT® Organic Reference Standard, Simazine

Supplier: Merck

Simazine CRM may also be used as given below: Development and validation of an ultrasonic-assisted dispersive liquid-liquid microextraction (UA-DLLME) method for sample extraction followed by gas chromatography-mass spectrometry based determination of endocrine-disrupting herbicides in the river and seawater samples. Determination of triazine pesticide residues in samples of apples pears carrots potatoes tomatoes avocado cucumber spinach bananas and oranges by modified QuEChERS and solid-phase extraction (SPE) procedures followed by liquid chromatography-photodiode array (LC-DAD) analysis. Multi-residue analysis of 67 pesticides in olive oil olives and avocado samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) to evaluate various clean-up sorbents. Quantitation of 20 pesticides in eel and shrimp samples by a scheduled multiple reaction monitoring (sMRM) method and QuEChERS with EDTA for sample extraction and purification. Analysis of 35 micropollutants including pesticides in water samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) after their solid-phase extraction. Simultaneous quantification of 58 pharmaceuticals and personal care products (PPCPs) and pesticides in water samples by solvent-based de-emulsification dispersive liquid-liquid microextraction (SD-DLLME) combined with liquid chromatography-tandem mass spectrometry (LCMS/MS).

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VWR® Rigid PCR Plates

VWR® Rigid PCR Plates

Supplier: VWR Collection

VWR® Rigid PCR Plates feature a rugged polycarbonate frame, providing a solid and flat surface that guarantees seamless interaction with automated liquid handling platforms. With a firm grip assured, robots can confidently place VWR® Rigid PCR Plates with utmost precision, eliminating any concerns of misalignment.

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tert-Butyl (3S)-3-amino-5-methylhexanoate 95%

tert-Butyl (3S)-3-amino-5-methylhexanoate 95%

Supplier: Thermo Fisher Scientific

Appearance: Clear colorless to yellow Liquid or solid

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Cell culture media, Iscove's Modified Dulbecco's Medium (IMDM)

Cell culture media, Iscove's Modified Dulbecco's Medium (IMDM)

Supplier: BIOWEST

In 1976, Guilbert and Iscove demonstrated that precursor cells of erythrocytes and macrophages could be cultured in a reduced-serum medium supplemented with albumin, transferrin, lecithin, and selenium. Iscove's medium is a modification of Dulbecco's Modified Eagle's Medium (DME) containing selenium, additional amino acids and vitamins, sodium pyruvate, HEPES buffer, and potassium nitrate instead of ferric nitrate. Further studies have demonstrated that Iscove's medium will support murine B lymphocytes, haemopoietic tissue from bone marrow, B-cells stimulated with lipopolysaccharide, T-lymphocytes, and a variety of hybrid cells.

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(±)-1-Aminopropan-2-ol mixture of isomers ≥98% for synthesis, Sigma-Aldrich®

Supplier: Merck

Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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Plastic Boxes, Safety Closure

Plastic Boxes, Safety Closure

Supplier: MULTIROIR

The plastic boxes with secure lid allow the storage of your liquid and solid products.

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CHO cell culture platform liquid media, HyClone™ PF-CHO LS and PF-CHO MPS

CHO cell culture platform liquid media, HyClone™ PF-CHO LS and PF-CHO MPS

Supplier: HyClone products (Cytiva)

HyClone™ PF-CHO LS and PF-CHO MPS media are designed to support the DHFR selection/amplification system. They have been successfully tested in a variety of cell culture systems, including T-flasks, spinner flasks, and bioreactors. PF-CHO MPS media is the powder version of PF-CHO LS media.

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Supelco® TraceCERT® Organic Reference Standard, Tebutam

Supplier: Merck

Tebutam CRM may also be used as given below:
Optimisation of sample extraction based on QuEChERS and dispersive-solid-phase extraction (d-SPE) clean-up for the multi-residue analysis of 120 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls by liquid and gas chromatography coupled with tandem mass spectrometry (MS/MS)
Evaluation of 250 pesticide residues extracted by QuEChERS method from 103 processed fruit samples using ultra-high performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS)
Determination of 90 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls in honey samples by using QuEChERS combined with dispersive solid-phase extraction (SPME) for sample pre-treatment and liquid chromatography-triple-quadrupole tandem mass spectrometry and gas chromatography-ion-trap tandem mass spectrometry for quantitation
Screening and quantification of 569 pesticides in honeysuckle samples by a combination of ultrahigh-performance liquid chromatography (UHPLC) and quadrupole-Orbitrap high-resolution mass spectrometry
Simultaneous determination of 134 pesticide residues in tea samples using d-SPE extraction with a multi-functional filter (MFF) followed by ultra-high performance liquid chromatography (UPLC) and quadrupole time-of-flight mass spectrometry (TOF-MS).

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VWR®, Bags, Blue Twist-Seal

VWR®, Bags, Blue Twist-Seal

Supplier: VWR Collection

This line of blue twist-seal printed bags, with safety tab and two round wires, has been specifically designed for food industry. The bags accommodate solid, semi-solid and liquid compounds.

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Filling support for 10 L compact jerrycans

Filling support for 10 L compact jerrycans

Supplier: BURKLE

The filling support makes it easy to dispense liquids and correctly dose from Bürkle's 10 litre compact jerrycan.

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Supelco® TraceCERT® Organic Reference Standard, Metrafenone

Supplier: Merck

Metrafenone CRM may also be used in the residue analysis of: 209 pesticides and persistent organic pollutants (POPs) extracted by QuEChERS-based procedure from fresh bovine and chicken liver samples using gas chromatography coupled to tandem mass spectrometry (GC-MS/MS). 252 pesticides extracted from surface water samples by solid-phase extraction (SPE) using liquid chromatography quadrupole-orbitrap high-resolution tandem mass spectrometry. 250 pesticide residues extracted by QuEChERS method from 103 processed fruit samples using ultra-high performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS). 379 pesticides in human serum samples extracted by QuEChERS method using liquid chromatography-tandem mass spectrometry (LC-MS/MS). Metrafenone in nine fresh vegetable samples using matrix solid-phase dispersion (MSPD) and HPLC-UV. Metrafenone in bitter gourd and soil samples using gas chromatography combined with an electron capture detector (GC-ECD).

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Transfer tubes, Transfertube®

Supplier: Spectrum Laboratories

Disposable tubes for liquid and solid samples with one hand. The sample to be transfered is inserted with harvester and discharged using the plunger.

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VWR® Traceable®, Infrared Thermometer, with Wristband

VWR® Traceable®, Infrared Thermometer, with Wristband

Supplier: VWR Collection

Traceable® infrared laser thermometer is simple to operate - turn on, point at sample, and take a reading in less than a second. Unit reads both Fahrenheit and Celsius of any surface - solids, semi-solids, and liquids. Non invasive, no touch measurements.

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Accessories for Cubis® balances

Supplier: Sartorius Balances

Density determination kit for solids and liquids for modules with a readability <1 mg

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ASPEC® 241 system

ASPEC® 241 system

Supplier: GILSON LCMS

This compact ASPEC® system combines positive pressure solid phase extraction (SPE) with small footprint and precise liquid handling for reliable automated SPE applications.

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6,7-Dihydrobenzo[b]thiophen-4-one 97%

6,7-Dihydrobenzo[b]thiophen-4-one 97%

Supplier: Thermo Fisher Scientific

Appearance: White to yellow Low melting solid or liquid after melting

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6,7-Dihydro-4(5H)-benzofuranone 98%

6,7-Dihydro-4(5H)-benzofuranone 98%

Supplier: Thermo Fisher Scientific

Appearance: Clear yellow to brown Liquid or low melting solid

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Storage Cabinets for Non-flammable Media

Storage Cabinets for Non-flammable Media

Supplier: DUPERTHAL

The storage of solid and liquid, non-flammable and non-corrosive chemicals and is specifically marked for the storage of toxic substances.

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(R,R)-2,2'-Isopropylidenebis(4-phenyl-2-oxazoline)

(R,R)-2,2'-Isopropylidenebis(4-phenyl-2-oxazoline)

Supplier: Thermo Fisher Scientific

Appearance: Colorless to yellow viscous liquid or solid

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VWR® Rigid qPCR Plates, 384-Well, with White Wells

VWR® Rigid qPCR Plates, 384-Well, with White Wells

Supplier: VWR Collection

Rigid qPCR Plates feature a rugged polycarbonate frame, providing a solid and flat surface that guarantees seamless interaction with automated liquid handling platforms. With a firm grip assured, robots can confidently place these plates with utmost precision, eliminating any concerns of misalignment.

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VWR® Rigid qPCR Plates, 96-Well, with White Wells

VWR® Rigid qPCR Plates, 96-Well, with White Wells

Supplier: VWR Collection

Rigid qPCR Plates feature a rugged polycarbonate frame, providing a solid and flat surface that guarantees seamless interaction with automated liquid handling platforms. With a firm grip assured, robots can confidently place these plates with utmost precision, eliminating any concerns of misalignment.

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VWR®, Density Measurement System, Portable

VWR®, Density Measurement System, Portable

Supplier: VWR Collection

A complete portable system for density measurements, comprising of a portable balance plus a density kit for solids and liquids with the required accessories, all presented in a customised carrying case.

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Headspace oven and sample changer for coulometric KF titration

Headspace oven and sample changer for coulometric KF titration

Supplier: SI Analytics

The headspace oven technique of the TO 7280 allows the separation of the water to be titrated from liquid, solid and semi-solid (paste-like) samples. In combination with the TW 7650 sample changer, up to 49 samples can be analysed.

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(S)-(+)-ɑ-(Trifluoromethyl)benzyl alcohol 99%

(S)-(+)-ɑ-(Trifluoromethyl)benzyl alcohol 99%

Supplier: Thermo Fisher Scientific

Appearance: Clear colorless to light yellow Liquid or low melting solid

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Accessories for VWR® Series Homogenisers

Accessories for VWR® Series Homogenisers

Supplier: VWR Collection

Strong plate stand with two support rods. The drive unit‘s height can be adjusted. For greater security, the drive unit cannot be adjusted horizontally, 10,5 kg, VWR®, For: VWR® Homogeniser XL drive units

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Microfiltration assembly, with stainless steel support, ULTRA-WARE®, KIMBLE®

Microfiltration assembly, with stainless steel support, ULTRA-WARE®, KIMBLE®

Supplier: DWK Life Sciences

The 25 mm vacuum microfiltration assembly is designed to handle small volumes of liquids for analysis of particulate or microbiological contamination. It has a stainless steel support and is used for filtering viscous or proteinaceous solutions or to produce ultra-clean filtrate.

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Sulpho-NHS (N-Hydroxysulphosuccinimide sodium salt)

Supplier: G-Biosciences

Sulpho-NHS reacts primarily with primary amines to convert carboxyl groups to amine reactive sulfo-NHS esters. It is ideal for cross-linking, chemical labelling and solid support immobilisation. It is used to generate amine reactive esters from carboxylate groups and is primarily used to increase the efficiency of the carbodiimide EDC cross-linking. EDC reactions do not require Sulpho-NHS; however, its presence greatly enhances cross-linking efficiency and allows for a two-step process. EDC reacts with a carboxylate group to form an active ester, which is subject to rapid hydrolysis in aqueous buffers. The Sulfo-NHS increases the stability of the active intermediate and the resulting coupled product is identical to EDC reactions without sulpho-NHS.

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Triallyl isocyanurate 98% stabilised

Triallyl isocyanurate 98% stabilised

Supplier: Thermo Fisher Scientific

Appearance: Clear colorless to yellow Viscous liquid or solid

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