Опубликовал Admin
1-05-2021, 05:20
5
0
How to Mix Alpha Arbutin Powder
Alpha arbutin is a naturally occurring chemical that is primarily found in bearberry plants. It has a natural whitening quality that makes it ideal for creams and lotions if you want to achieve lighter skin or cover blemishes. While alpha arbutin is safe to mix into creams and lotions in small doses, it must always be dissolved in water first. In addition, synthetic arbutin can be
Опубликовал Admin
25-04-2021, 14:20
12
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How to Dispose of Calcium Chloride
Calcium chloride, or CaCl2, is a chemical with a variety of household and industrial uses. It’s a powerful dehumidifier and a great de-icing agent, and can also help reduce dust on roads. In many areas, you can dispose of CaCl2 in the regular trash if it’s solid, or by washing it down the drain if it’s in liquid form. However, it’s important to check local chemical disposal laws first.
Опубликовал Admin
10-04-2021, 12:00
10
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How to Measure the Amount of Phosphate in Water
Phosphate is a naturally-occurring element that is essential to supporting life, but too much of it can cause an overgrowth of algae. Whether you’re monitoring your pool water or aquarium or you’re just looking for a cool science experiment to do, it’s easy to test for phosphate in your water!
Опубликовал Admin
3-04-2021, 23:50
66
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How to Measure Salinity
Salts give seawater its characteristics and qualities. Outside of the laboratory, salinity is most commonly measured by aquarium hobbyists and farmers concerned about possible salt buildup in the soil. This is because livestock, aquatic organisms, and crops all require different levels of salinity to thrive. While there are several devices you can use to measure salinity, maintaining
Опубликовал Admin
27-03-2021, 07:00
15
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How to Extract Iodine
Iodine is a dark-gray to purple-black, lustrous, solid element with a rhombic crystalline structure. Most often you find it in sanitizing products. Acquiring iodine in a pure form is often restricted. However, you may extract iodine from common sources. Many of the items you need can be purchased at a hardware store or online.
Опубликовал Admin
20-03-2021, 18:20
37
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How to Dispose of Ammonia
Ammonia is a commonly used cleaning product. Although it’s a strong chemical, it's not considered a household hazardous waste. That means you can dispose of it in the sink, as long as you flush it with plenty of water. If you have a lot of ammonia or a septic system, you can neutralize the ammonia and throw it away. After you dispose of the ammonia, you’ll need to recycle or throw out
Опубликовал Admin
19-03-2021, 00:20
65
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How to Use a Centrifuge
A centrifuge is a type of research equipment that spins a liquid suspension at high rotation rates to separate it into distinct layers based on density. Because of these high rotation rates, centrifuges are delicate, can break easily, and can be dangerous when used improperly. Following some simple operating guidelines should prevent any injuries during their use.
Опубликовал Admin
12-03-2021, 03:20
14
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How to Recognize the Type of a Reaction
There are 5 main chemical reactions that occur: combination/synthesis, decomposition, single replacement, double replacement, and combustion. Recognizing the type of reaction that is occurring is as simple as looking at the given products and reactants in the chemical equation. Knowing the properties of each reaction will help you identify each one.
Опубликовал Admin
11-02-2021, 07:40
137
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How to Lower the pH of Water
If you’ve tested your water and it has a high pH, that means that it is too basic, or too alkaline. Water with a high pH can have serious repercussions, whether you’re drinking it or using it in your pool, fish tank, or garden. In your fish tank, for instance, a high pH can make your fish very sick. In your pool, a high pH could irritate your skin and eyes. Luckily, there are ways you
Опубликовал Admin
9-02-2021, 20:00
27
0
How to Pipette
Pipettes are small tools used in laboratories for measuring and transferring small amounts of liquid. They come in several sizes and shapes, with various features and functions. Pipettes help scientists, doctors, and researchers perform experiments and tests by accurately measuring liquid volumes. They must be handled with care and cleaned properly.
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