Sentences with phrase «used as solvents»

Phthalates are also used as solvents and are nearly ubiquitous in modern society, found in, among other things, toys, food packaging, hoses, raincoats, shower curtains, vinyl flooring, wall coverings, lubricants, adhesives, detergents, nail polish, hair spray and shampoo.

VSLSs include chemicals used as solvents, paint strippers, and as degreasing agents.

In order to completely isolate the reb A, ethanol or methanol are used as a solvent to allow separation through crystallization.

They do not state what the ingredient is — could it be hexane used as a solvent to separate the fats?

Exposure to DEP, used as a solvent in many products containing fragrance (e.g., perfume, deodorant, soaps and shampoos) is typically highest in men and women age 20 years and older, followed closely by 12 - to 19 - year - olds.

Alcohol has a long history of use as a solvent, mostly because of its low cost.

It's found in wood and has been used as a solvent for industries since the mid-1800s.

-- used as a solvent and viscosity decreasing agent, associated with skin irritation, rash, dermatitis

Unfortunately, when PEGs are manufactured, the compound 1,4 - dioxane is also produced as a byproduct, and PEGs may also be used as a solvent in the manufacture of other chemicals.1

Benzyl alcohol (yes, a naturally occurring AND synthetic ingredient used as solvent and preservative; and fragrance Ingredient, associated with contact allergy).

For example, the ingredient Propylene Glycol (commonly found in soft treats) is a chemical used as a solvent in brake fluid.

Vegetable glycerin may be used as a solvent and substitute for alcohol when producing botanical and herbal extracts.

Bach Flower Remedies are popular with many cat owners, but the main ingredient of these is alcohol used as a solvent (brandy according to the ingredients list).

Hypnotising and homochromous, the present composition, Cyclohexane, shares a name with the colourless chemical acquired from petroleum or through hydrogenating benzene, and used as a solvent and paint remover.

Pentane is generally used as a solvent and only rarely as a fuel because it is a colorless liquid at room temperature which can be easily evaporated away.

This flammable chemical is used as a solvent and featured heavily in the making of industrial products.

Not exact matches

Further pilot projects by juniors and majors alike, such as Laricina Energy's use of solvents in combination with steam, promise to further reduce the emissions associated with SAGD.

The potential for using petroleum - based solvents such as gasoline and kerosene was discovered in the mid-19th century by French dye - works owner Jean Baptiste Jolly, who noticed that his tablecloth became cleaner after his maid spilled kerosene on it.

Synthetic Fragrances (fragrances that use petroleum - based solvents for extraction as well as purely synthetic additives)

Sodium hydroxide may be used as a preservative while chemical solvents may be used to extract the most oil as possible from the coconut meat.

CocoaNol is extracted without the use of harsh solvents and is GRAS, as well as organic and kosher certified.

Ozone depleting substances (ODSs) are those substances which deplete the ozone layer and are widely used in refrigerators, airconditioners, fire extinguishers, in dry cleaning, as solvents for cleaning, electronic equipment and as agricultural fumigants.

First synthesized more than a century ago, DMSO is a natural by - product of wood - pulp manufacture and has been used for decades as an industrial solvent, paint thinner and additive in a number of chemical products.

The Cornucopia Institute warns that the fatty acids added to infant formulas and drinks like Enfagrow, which are purified from algae and fungi using strong solvents such as hexane, are structurally different from the omega - 3s naturally found in breast milk and that these differences could pose gastrointestinal risks.

For example, if you frequently use solvents, or materials containing high levels of solvent substances, (perhaps as part of your job) then your baby may be at risk.

However, it could be related to increased use of this chemical as a solvent in place of other long - lived chemicals (e.g. CFCs and HCFCs) that have been phased out, or from use as feedstock in the production of other chemicals.»

The technique could also be used to clean surfaces without harsh solvents, and could be adapted to peel films used in ultrathin electronic devices, such as solar panels, flexible screens or wearable sensors.

That approach — known as electrospray ionization — ionizes large molecules by dissolving them in a solvent and using an intense electric field to pull tiny charged droplets of solution from the end of a needle.

The research team — including graduate student and first author Jeffrey Fisher, postdoctoral fellow Songkil Kim and senior research engineer Peter Kottke — used low volatility solvents such as ethylene glycol, dissolving a salt of silver in the liquid.

However, phases also were affected by the decomposition pathway of the precursor, which could be influenced by using oleylamine as a solvent, because it can also act as a coordinating ligand and a reducing agent.

Other examples he discusses include the toxic solvents and child labour used to make fashionable Nike sportswear in the 1990s, and the 60 - year battle of the impoverished Ogoni people in Nigeria against Royal Dutch Shell, whose shareholders made billions as the Ogoni forests were poisoned by oil.

Levels of chlorofluorocarbons, which are used as refrigerants, as cleaning solvents, and as raw materials for making plastic foam, have climbed 5 percent annually.

Using their innovative approach, Emsley's team found that the sequence of protein motions follows a specific hierarchy as temperature increases: first the protein's solvent molecules, then the protein's side - chains and water molecules, and finally the protein's backbone.

Cerium gets put into a solvent that workers use to polish devices as they move along the assembly line.

A widely used organic solvent, dichloromethane is abundant in industrial areas as well as in wetland emissions.

His biggest project is an aquifer east of Los Angeles where groundwater contaminated with fuel and industrial solvents is being pumped out and treated for use as drinking water.

Green chemistry starts with renewable resources such as plants or microorganisms, recycles its reagents, uses less hazardous solvents, and streamlines complicated processes.

People use organic solvents and synthetic polymers as additives to prevent cell cultures from freezing damage.

He used infrared spectroscopy to verify the presence of water on precursor lead - oleates, and nuclear magnetic resonance to show that the lead oleate acted as a drying agent, grabbing water out of the solvent.

Conventional homogeneous techniques use typically organic solvents, such as toluene, which are not environmentally benign.

All aqueous lithium - ion batteries benefit from the inflammability of water - based electrolytes as opposed to the highly flammable organic solvents used in their non-aqueous counterparts.

For instance, the DOE JGI and its partners are sourcing microbial and fungal enzymes for more effective biomass pretreatment with ionic liquids, environmentally benign organic salts often used as green chemistry substitutes for volatile organic solvents.

«Using water as a solvent is ideal as it is benign, plentiful, cheap and not harmful to the environment.»

They were able to get further information about the amino acids involved by using a combination of deuterium oxide, or heavy water, and normal water as a solvent.

Several spots might be suitable for Earth - like life based on carbon biochemistry and using water as a solvent.

«Most research labs use chlorobenzene as a solvent.

JBEI has established world - class and differentiated expertise in the use of ionic liquids (ILs) as a viable biomass pretreatment solvent and potential game changing conversion technology, but there remain several significant scientific challenges that must be addressed before an affordable IL - based process is commercially viable.

With HFSP funding we have been able to establish THz spectroscopy as a now blossoming and widely used tool in the study of biomolecule - solvent dynamics and interactions.

As such, the team used an underlying substrate former over which they laid a film of graphene that had been soaked in solvent to make it swell and become malleable.

The team found superconductivity in the solid form of a compound called carbon disulfide, CS2, which is sometimes used in liquid form as a chemical solvent or insecticide.