49519 Results for: "Silicon(IV)+oxide,+amorphous&pageNo=8"
VWR® Traceable®, Triple-Display Thermometer
Supplier: VWR Collection
This digital thermometer is designed for monitoring solutions and room temperatures. It captures and shows the time and date when maximum or minimum values occurred.
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HPTLC and TLC plates, silica gel 60, MS-grade
Supplier: Merck
Coupling TLC plates to mass spectrometry is a new field of high interest, which will contribute strongly to the progress of planar chromatography. The MS-grade plates are much cleaner than standard TLC/HPTLC plates providing higher sensitivity and reduced background signals. This allows trace analysis with mass spectrometry detection in lower nanogram range.
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Filter tips, SafetySpace™
Supplier: Sartorius
These filter tips have more space between the sample and the filter than conventional filter tips. This virtually eliminates the risk of an expensive or a contagious sample permeating the filter.
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Clamps, universal
Supplier: USBECK Laborgeräte
The fingers of the clamps have cork inserts to protect the clamped items.
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Orthophosphoric acid ≥85%, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
Supplier: Honeywell Chemicals
Orthophosphoric acid ≥85%, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
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Screw caps, PP, black with PE foam insert
Supplier: Kautex
PP, black with PE foam insert.
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Bottles, wide neck, HDPE, with screw cap
Supplier: KARTELL
HDPE, translucent with blue screw cap.
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Mohr pinch cocks
Supplier: USBECK Laborgeräte
Nickel-plated brass. For regulating or stopping the flow of liquids in tube connections.
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Tris(hydroxypropyl)phosphine ≥80% (by 31P-NMR), Millipore®
Supplier: Merck Millipore (Calbiochem)
A water-soluble, neutral, and odorless disulfide reducing agent that is more stable and effective than DTT. THP is comparable with TCEP as a reducing agent. Its reduction capacity against oxidised glutathione is 0,232 meq/g (TCEP has a reduction capacity of 0,182 meq/g). THP is also more resistant to air oxidation as compared to DTT.
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Polyvinyl alcohol, M.W. 115,000 ≥88%, EMPROVE® EXPERT Ph. Eur., USP, JPE suitable for use as excipient, hydrolysed, SAFC®
Supplier: MERCK PRODUCTION CHEMICALS
Polyvinyl alcohol, M.W. 115,000 ≥88%, EMPROVE® EXPERT JPE, Ph. Eur., USP suitable for use as excipient, hydrolysed, SAFC®
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VWR®, Carboys, Narrow Neck, Round, with Stopcock and Screw Cap
Supplier: VWR Collection
LDPE/HDPE or PP, translucent with purple screw caps. Use for storing and dispensing solutions and media. Round carboys feature an integrated shoulder handle. Graduated to identify the volume dispensed.
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Glass screw top headspace vials, 10 ml, level 2 high-throughput applications, SureSTART™
Supplier: Thermo Fisher Scientific
Use Thermo Scientific™ SureSTART™ 10 ml glass screw top headspace vials, performance level 2, in your high-throughput volatile gas analyses. Our screw top headspace vials are a novelty in a crimp-neck dominated field.
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Adapters with screw thread and standard gound joint cone
Supplier: Lenz Laborglas GmbH & CO.KG
DURAN®, borosilicate glass, clear.
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Test strips, nitrite, MQuant®, Supelco®
Supplier: Merck
MQuant® (MQ) test strips can be considered as a mobile laboratory on a few square millimeters of plastic strip. As a screening method they provide the user with a rapid overview of the situation, which helps in making the choice of what, and perhaps if, further analysis is required, thereby leading to potentially substantial savings in time and analytical resources. The strip is a biologically-degradable polyester foil and the low reagent content, in the reaction zones, assists problem-free waste disposal.
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Water baths, unstirred, SUB Aqua Pro series
Supplier: GRANT INSTRUMENTS
High quality, digital unstirred water bath range with choice of models from 2 to 34 litres and a dual bath with 5 and 12 litres. Dual baths are ideal when two different temperatures are needed and space is limited. All units have stainless steel tanks and durable painted steel cases, offer fast heat-up times, excellent temperature control, easy to use controls and a bright, clear display. All baths have heater mat technology ensuring optimum working space, without a heating element in the tank they are easier to clean. The 12 litre and larger models feature a convenient drain tap on the front of the bath. The range is ideal for use in university research and teaching, pharma/biotech, healthcare and industrial applications.
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Bottles, UN approved, with self-sealing screw cap
Supplier: LAMAPLAST
Sturdy HDPE bottles are supplied with tamper-evident screw caps.
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Oxalic acid dihydrate ≥98%, TECHNICAL
Supplier: VWR Chemicals
Oxalic acid dihydrate ≥98%, TECHNICAL
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Petroleum spirit, 60…80 °C, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Petroleum spirit, 60…80 °C, AnalaR NORMAPUR® analytical reagent
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Copper(II) nitrate trihydrate ≥98%, GPR RECTAPUR®
Supplier: VWR Chemicals
Copper(II) nitrate trihydrate ≥98%, GPR RECTAPUR®
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4-Hydroxy-4-methyl-2-pentanone ≥98%, TECHNICAL
Supplier: VWR Chemicals
4-Hydroxy-4-methyl-2-pentanone ≥98%, TECHNICAL
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Magnesium sulphate heptahydrate ≥98%, purified
Supplier: VWR Chemicals
Magnesium sulphate heptahydrate ≥98%, purified
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VWR®, Viscosity standards
Supplier: VWR Chemicals
These standards can be used for calibration, control, verification, qualification or method validation of kinematic and dynamic viscosity measurement instruments (both manual and automatic). Each standard is certified for kinematic viscosity (mm²/s, cSt), dynamic viscosity (cP) and density (g/ml) at a range of temperatures.
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Sodium sulphite, anhydrous ≥98% ACS
Supplier: VWR Chemicals
Sodium sulphite, anhydrous ≥98% ACS
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Potassium hydroxide ≥85%, pellets, GPR RECTAPUR®
Supplier: VWR Chemicals
Potassium hydroxide ≥85%, pellets, GPR RECTAPUR®
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Sodium acetate ≥98%, GPR RECTAPUR®
Supplier: VWR Chemicals
Sodium acetate ≥98%, GPR RECTAPUR®
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Sodium hydroxide ≥98%, pellets, GPR RECTAPUR®
Supplier: VWR Chemicals
Sodium hydroxide ≥98%, pellets, GPR RECTAPUR®