Alina Hitryk

Enzymes are proteins that act as biological catalysts (biocatalysts). Catalysts accelerate chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products. Almost all metabolic processes in the cell need enzyme catalysis in order to occur at rates…[Читать далее]

Band Saw Machine is a power saw with a long, sharp blade consisting of a continuous band of toothed metal stretched between two or more wheels to cut material. They are used principally in woodworking, metalworking, and lumbering, but may cut a variety of materials.
Vertical band saws utilize a thin metal “ribbon like” loop with teeth dir…[Читать далее]

Peptides (from Ancient Greek πεπτός (peptós) ‘digested’, from πέσσειν (péssein) ‘to digest’) are short chains of amino acids linked by peptide bonds. Chains of fewer than twenty amino acids are called oligopeptides, and include dipeptides, tripeptides , and tetrapeptides. A polypeptide is a longer, continuous, unbranched peptide chain. Hence,…[Читать далее]

The Karl Fischer Reagents consist of a solvent Alcohol (ROH), a known concentration of Iodine (I2), a Base (RN) and Sulfur dioxide (SO2). Principle of Reaction. The Bunsen reaction between iodine and sulfur dioxide in an aqueous system is the basis for the Karl Fischer Reagents reactions.
HPLC Reagents is a technique in analytical chemistry used…[Читать далее]

Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) by fluorescence. These…[Читать далее]

The Wall printer is a kind of vertical inkjet printer that can print large format full-color images in a vertical direction.
The Floor Printer is a unique, full color digital printing machine. The Floor Printer employs UV technology that can print any digital image, on virtually any floor surface — wood, cement, ceramic, tile, asphalt, brick, e…[Читать далее]

A permanent marker or indelible marker is a type of marker pen that is used to create permanent or semi-permanent writing on an object. In general, the ink comprises a main carrier solvent, a glyceride, a pyrrolidone, a resin and a colorant,[1] making it water resistant. It is capable of writing on a variety of surfaces from paper to metal to…[Читать далее]

Electric scooters have brushless direct current (BLDC) electric motors that are built into the hub of wheels. Electric scooters have been around for longer than one would think. At first, they were mostly tailored to Electric Scooter for Kids and it’s only in recent years that the trend for Electric Scooter for Adult has seen a massive increase.…[Читать далее]

Outdoor playground equipment is a great choice for all kinds of settings. Whether in an urban park or a tree-lined school field, Playworld has constructed children’s outdoor play equipment for a wide variety of locations. In addition to our experience, we also have many options for organizations to find what will work best for them.
Indoor…[Читать далее]

The Roma Gazebo features a strong steel construction that brings style and shade to your outdoor space. Its square design allows for a wide variety of entertaining uses and can comfortably accommodate chairs and tables. The double roof gives extra height and ventilation, whilst the canopy offers excellent shelter from sun.
Folding Gazebo can be a…[Читать далее]

Used Clothes, after all, are the recycling of used and/or unwanted clothes, including Used Summer Clothes and Used Winter Clothes, and this reciprocal buy/sell/trade transaction between the customer and the retailer saves an incalculable amount of unwanted clothing from dumps and landfills.
Used Shoes are often priced significantly lower than…[Читать далее]

Adult Toys are objects people use to have more pleasure during sex or masturbation. Sometimes adult toys can also have medical uses if you have a sexual dysfunction or medical condition. They can also be called Toys For Couple. Female Toys are sex toys for women, while Male Toys are for men, and all of them can make sex have more fun.
Massager is…[Читать далее]

A box (plural: boxes) is a container used for the storage or transportation of its contents. Most boxes have flat, parallel, rectangular sides. Boxes can be very small (like a matchbox) or very large (like a shipping box for furniture ), and can be used for a variety of purposes from functional to decorative. Boxes may be made of a variety of…[Читать далее]

A tent is a shelter consisting of sheets of fabric or other material draped over, attached to a frame of poles or attached to a supporting rope. While smaller tents may be free-standing or attached to the ground, large tents are usually anchored using guy ropes tied to stakes or tent pegs. First used as portable homes by nomads, tents are now more…[Читать далее]

A concrete mixer (often colloquially called a cement mixer) is a device that homogeneously combines cement, aggregate such as sand or gravel, and water to form concrete. A typical concrete mixer uses a revolving drum to mix the components. For smaller volume works, portable concrete mixers are often used so that the concrete can be made at the…[Читать далее]

Paper is a thin sheet material produced by mechanically or chemically processing cellulose fibres derived from wood, rags, grasses or other vegetable sources in water, draining the water through fine mesh leaving the fibre evenly distributed on the surface, followed by pressing and drying. Although paper was originally made in single sheets by…[Читать далее]

Stainless steel,  originally called rustless steel, is any one of a group of ferrous alloys that contain a minimum of approximately 11% chromium, a composition that prevents the iron from rusting and provides heat-resistant properties. Different types of stainless steel include the elements carbon, nitrogen, aluminium, silicon, sulfur, titanium, n…[Читать далее]

An electricity meter, electric meter, electrical meter, energy meter, or kilowatt-hour meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device. Electric meter or energy meter measures the total power consumed over a time interval. Electric utilities use electric meters…[Читать далее]