looking for suitable laboratory equipment?

Our professionals are available 24*7. You can call us any time.

To understanding
Drying agents and their compatibilities Hive Stimulants

Drying agents and their compatibilities Hive Stimulants

Anhydrous calcium sulfate Drierite is extremely rapid and efficent. It is also inert and insoluble but it can absorb only 6.6% of its own weight so a preliminary drying with another agent is often needed. ... Does anyone know if an oven bake would dry this out enough. aia2 (Stranger) 06-28-04 08:19 No 515955

More Product
Analysis of drying and saturating natural gypsum samples for mechanical ...

Analysis of drying and saturating natural gypsum samples for mechanical ...

Apr 01, 2019 The particle density of natural gypsum samples before and after drying in an oven for different periods is shown in Table 2.Before oven heating, samples had a particle density (ρ s) of around 2.3 g/cm 3, which is the average particle density for gypsum.The exception is rock block 8, i.e. samples #8 dry and #8 powdered (crushed sample), which had a particle density of 2.47 …

More Product
How to Dry Marijuana Out in the Oven - Leaf Nation

How to Dry Marijuana Out in the Oven - Leaf Nation

Apr 20, 2022 Proper curing takes a lot longer, though, up to a few months in total, so many people dry weed using a simple and quick method like drying it in the oven. So let’s find out how to dry weed in the oven like a pro! How to Dry Marijuana Out in the Oven. Drying weed in the oven may be one of the best methods and most widely used way to quickly ...

More Product
Copper Sulfate drying - Tema Process

Copper Sulfate drying - Tema Process

Aug 15, 2018 Copper sulfate pentahydrate is often used as a fungicide. To prevent calcining (loss of moisture, changing the blue copper sulfate into white) the drying temperature must be relative low and it is essential that the residence time must be controlled accurately. The “Shaking” motion plug flow of the Tema fluid bed, allows first-in, first-out ...

More Product
Calcium sulfate CaSO4 - PubChem

Calcium sulfate CaSO4 - PubChem

Calcium sulfate is a calcium salt and an inorganic calcium salt. A calcium salt that is used for a variety of purposes including: building materials, as a desiccant, in dentistry as an impression material, cast, or die, and in medicine for immobilizing casts and as a tablet excipient. It exists in various forms and states of hydration.

More Product
Drying Agents Lab Chemicals MilliporeSigma

Drying Agents Lab Chemicals MilliporeSigma

Chemically active drying agents that bind the water in the form of crystallization may be regenerated by heating. These include calcium chloride, sodium sulfate, magnesium perchlorate, etc. Those chemically active drying agents that react with water cannot be regenerated. Examples of these include: Sicacide and Sicapent.

More Product
Drying Acetone With CaCl2 - narkive

Drying Acetone With CaCl2 - narkive

chloride produced specifically for drying purposes often has a cobalt. chloride indicator added to some of the chips -- blue is dry, pink is wet. Cook the stuff in a 300F oven until it all turns blue. Then you simply add about 10% by volume of the calcium chloride to your. acetone to be dried. Seal the container well, and agitate it a number of.

More Product
Drierite - Regeneration of Drierite Desiccants

Drierite - Regeneration of Drierite Desiccants

DRIERITE catalog and current prices. DRIERITE desiccants are Made In USA from the naturally occurring mineral, gypsum (Calcium Sulfate), and are available in several varieties designed to solve all types of drying problems. DRIERITE is an all-purpose drying agent for the efficient and rapid drying of air, industrial gases, refrigerants, organic liquids and solids.

More Product
What is Loss on Drying? and Determination of Loss on Drying

What is Loss on Drying? and Determination of Loss on Drying

Dry by one of the following procedures. After drying is completed, open the drying chamber, close the bottle promptly and allow it to cool to room temperature (where applicable) in a desiccator before weighing. Weigh the bottle and the contents. a) in a desiccator: dry over phosphorus pentoxide at atmospheric pressure and at room temperature;

More Product
Lab Heating and Drying Ovens Thermo Fisher Scientific - US

Lab Heating and Drying Ovens Thermo Fisher Scientific - US

Featured lab heating and drying oven categories. All units include the following features: Stainless steel interior and rounded edges for easy cleaning. Easy to use Microprocessor control. Many shelving positions available for flexible use of chamber space. Overtemperature alarm. All table top units are easily stackable.

More Product
Heating and Drying Ovens Fisher Scientific

Heating and Drying Ovens Fisher Scientific

Heating and drying ovens are used for simultaneously heating and drying samples. Features include gravity or mechanical (forced air) convection, capacity, achievable temperature, programmability, and scheduled on/off cycles. Applications include drying, baking, aging tests, glassware drying, dry sterilization, and processing electronics. Read More.

More Product
Heratherm Drying Ovens Advanced Protocol Series Thermo Scientific - VWR

Heratherm Drying Ovens Advanced Protocol Series Thermo Scientific - VWR

Heratherm™ Advanced Protocol ovens includes a sophisticated timer, precise temperature uniformity and low energy-consumption.Standard ovens uniformly heat or dry samples using gravity convection or forced fan-blown air circulation. Even delicate powders and light samples will remain stationary during the continuous movement of the surrounding air. Featuring rapid heat …

More Product
Drying Organic Solutions -

Drying Organic Solutions -

In most cases, drying is as complete as it will get in 20 minutes. When drying is complete, you need to remove the dried organic solution from the drying agent. There are several methods by which you can do this. If the powder is quite fine (as when using magnesium sulfate) or if the volume is large, gravity filtration is the method of choice ...

More Product
What is the most appropriate method to dry ethanol?

What is the most appropriate method to dry ethanol?

Islam Salem Marae. Assiut University. you can dry the ethanol by using drying agent such as molecular sieve (3A) or by using anhydrous calcium sulfate or magnesium sulfate. leave the ethanol in ...

More Product
Why is sodium sulfate a good drying agent? -

Why is sodium sulfate a good drying agent? -

Jan 13, 2020 It is a fast drying agent, in part because it comes as a fine powder with a large surface area. 4. Sodium sulfate (n=10, e=25 mg/L) has a very high capacity and is mainly used for very wet solutions. It is very efficient in ethereal solutions, but it also absorbs other polar compounds like alcohols, etc.

More Product
Oven Validation Protocol (procedure) needed

Oven Validation Protocol (procedure) needed

Jan 23, 2022 If you are dry heat sterilizing, then you will probably have to verify sterility issues along with the functionality of the oven. It's important that your validation documentation follow any standard approach you have within your organization for validation, and to address the requirements established (hopefully) when the equipment was purchased.

More Product
Scientific Protocols - Drying dichloromethane over calcium hydride

Scientific Protocols - Drying dichloromethane over calcium hydride

Jun 12, 2012 Procedure. Drying of dichloromethane TIMING ~3 h. Add calcium hydride (20 g) and dichloromethane (700 mL) into a one-necked round-bottomed flask (1 L) and fit the round-bottomed flask with a condenser and drying tube filled with drierite (Figure 1). CAUTION Calcium hydride and dichloromethane are irritating and/or harmful if exposed to the skin ...

More Product
Drying Rate Curve-Calcium Carbonate - Labmonk

Drying Rate Curve-Calcium Carbonate - Labmonk

May 10, 2022 The difference in the weights of two successive weightings gives the loss of moisture content, i.e., amount dried. The following equation is used to calculate rate of drying: Rate of drying = weight of water removed/weight of dry powder*time of drying * surface area exposed. A graph is plotted by taking FMC on x-axis and drying rate on y-axis.

More Product
Oven Drying Method of Soil - Dream Civil

Oven Drying Method of Soil - Dream Civil

Precautions in Oven Drying Method. a. Temperature of the oven should be maintained between (105-110)C. b. Wait to cool for the dry soil in a container to remove from the oven ( or use tongs). c. For accurate calibration, the thermostat should be kept on checking on a regular basis.

More Product
Drying agents - University of California Los Angeles

Drying agents - University of California Los Angeles

Sep 21, 2005 2. Calcium sulfate (n=0.5) is a neutral and good drying agent. However, it does not have a high capacity, which makes it useless for very wet solutions. The commercially available Drierite contains cobalt chloride as indicator (dry: blue, wet: pink), which can be leached out into various solvents e.g. ethanol, DMSO, DMF, ethers, etc. 3.

More Product
Drying solvents and Drying agents - 50megs

Drying solvents and Drying agents - 50megs

The drying agents commonly used in the organic laboratories are the anhydrous forms of calcium chloride (CaCl 2), sodium sulfate (Na 2 SO 4) Calcium sulfate (CaSO 4 (as Drierite) and magnesium sulfate (MgSO 4). Organic liquids are considered to be wet if they contain water,but the organic liquid will still be a liquid after it is dried.

More Product
Solubility and Drying Agents - Erowid

Solubility and Drying Agents - Erowid

The liquid can often be decanted off the drying agent without filtration. Calcium Sulfate: Calcium sulfate is known by the trade name drierite. Calcium sulfate has a low capacity, but it is very complete and rapid. This means that you will have to use more of it to dry a solution. Calcium sulfate can be purchased in a chunky form.

More Product
Drying organic sediment samples protocol? - ResearchGate

Drying organic sediment samples protocol? - ResearchGate

The normal protocol I would use is drying in a convection oven, at 60 degrees C until the samples reach constant weight, So check the samples every 12 - 24 hours and continue drying until there is ...

More Product
Drying of Solvents and Laboratory Chemicals

Drying of Solvents and Laboratory Chemicals

The safest method is to dry in a vacuum desiccator over concentrated sulphuric acid, phosphorus pentoxide, silica gel, calcium chloride, or some other desiccant. Where substances are stable in air and melt above 100C, drying in an air oven may be adequate. In other cases, use of an Abderhalden pistol may be satisfactory.

More Product
Calcium Sulfate - DrugFuture

Calcium Sulfate - DrugFuture

This solution responds to the tests for Calcium 191 and for Sulfate 191. Loss on drying 731 — Dry it at a temperature not lower than 250 to constant weight: the anhydrous form loses not more than 1.5% of its weight, and the dihydrate loses between 19.0% and 23.0% of its weight.

More Product
ORGANIC LABORATORY TECHNIQUES 7 - chem.ucalgary.ca

ORGANIC LABORATORY TECHNIQUES 7 - chem.ucalgary.ca

Use drying agent (quick link to video : drying agents) In order to use a drying agent such as sodium sulfate or magnesium sulfate, the drying agent is just added to the solution using a spatula then the solution is stirred or swirled or shaken and set aside to …

More Product
Drying Samples Protocols -

Drying Samples Protocols -

water in the microwave oven as described in Step 3. Spread the samples as a thin layer to aid the drying process, and place them in the microwave oven. 3. Place an 8oz glass (or 250 ml beaker or flask) three-quarters full of water in the oven. This should prevent the samples or paper plates from igniting in the microwave oven. 4.

More Product
Latest News
X

CONTACT US

If you are interested in our products, please contact us, your satisfaction is our eternal pursuit!