Types and characteristics of washing powder
Household washing powder is a kind of synthetic detergent, is an essential household items. The washing powder on the market at present basically has the following several categories, they are all so features:
1, ordinary washing powder, and concentrated laundry detergent
Ordinary washing powder, particles and loose, dissolve quickly, the bubble is relatively abundant, but relatively weak detergency, not easy to rinse, general suitable for hand washing; Concentrated detergent powder particles is small, density, foam is less, but strong detergency (at least twice as much as the ordinary washing powder), easy to clean, water saving, generally suitable for machine wash.
2, with and without phosphorus detergent washing powder
Phosphorus detergent with phosphate as the main additives, eutrophication and the phosphorus from environment, thus destroy the water quality, pollution of the environment. Without phosphorus detergent is this a defect, is conducive to the aquatic environment protection. In order to the health of our living environment, it is recommended to use phosphorus detergent.
3, with enzyme washing powder and flavoring powder
Plus enzyme washing powder is to add a laundry detergent enzymes, and incense is to add a laundry detergent washing powder flavor. Enzymatic detergent for a specific dirt (such as fruit juice, ink, blood, milk stains, meat, milk, soy sauce stains, etc.) of the dispel has special function, at the same time some of the specific enzymes can kill bacteria, whitening and protecting color brightening effect. Spiced detergent in the washing effect at the same time make clothes smell, make the person feels more comfortable.
Correct choose and buy washing powder
(a) look for the "national standard"
Washing powder is closely related to our daily life, but the washing powder has a certain toxicity, if enter the body, can cause hemolysis, thymus damage, decreased body resistance, can also cause diarrhea, weight loss, atrophy of spleen, liver cirrhosis, and so on. So only choose qualified products can use the rest assured.
Recently, the general administration of quality supervision, inspection and quarantine of 45 companies in 18 provinces, municipalities and autonomous regions of 72 kinds of detergent product sampling, sampling percent of pass is 97.2%, basic can be at ease use commercial detergent.
According to the national standard production of washing powder, packing usually has two performance Numbers and words on the sign:
Said the performance of digital models
Digital type logo is a sign of surfactant content, high and low levels of surfactant is a major determinant of detergency size. Such as 30 type, indicates that the surfactant content is 30%, it belongs to high grade washing powder, washing wool and silk; 20 type said its surface active agent content is 20%, belong to low alkaline detergent, suitable for washing linen fabric; There are 25, 28, and so on.
Said the performance of the word mark
Mainly divided into five categories:
(1) high bubble type (normal), suitable for hand washing;
Type (2) low foam, containing polyether and soap ingredients, high effectiveness and foam, easy to rinse, washing machine is a dedicated;
(3) bleaching, containing boric acid or sodium percarbonate, sodium bleaching in more than 60 ℃ hot water, suitable for white washing;
(4) with enzyme, contains biological catalyst, can decompose the sweat be soiled on clothing, milk stains and bloody, in 45 ℃ water use effect is best;
(5) type brightening, containing fluorescent whitening agent, can whitening white clothing, color clothes can be brightening.
National pledges inspect bureau experts advise consumers to buy washing powder had better look for the "national standard". "National standard" brand on the packaging marked "adopt standard GB" logo. If the consumer is impossible to determine whether the product use of "national standard", is the best choice inspection-exempted products, brand products have quality assurance of washing powder, do one to recognize trademark, for those who don't carry prominent name or name not to buy. Two should pay attention to appearance, three is don't buy in unlicensed operation of a market stall, lest be.
(2) identify advantages and disadvantages
To distinguish from the packaging
Famous brand high quality washing powder bag printing clear, no wrong version and ink pollution phenomenon; Counterfeit famous brand washing powder, packing most printing inferior quality, have the wrong version and ink pollution phenomenon.
To distinguish from the appearance
Famous brand high quality hollow granular detergent for similar small grain of rice, bagging fleeciness, hand bags have slid loose feeling, pure color, uniform particle size distribution; Fake washing powder is mixed coarse particle or induration, after bagging, bag space is larger, hand bags have sluggish acerbity feeling, sallowness powder color. If the color for the grey blue with enzyme, enzyme activity has expired, or for other material after dyeing.
Distinguish from use
High quality washing powder into the water dissolves quickly, without touching the solution to burn handle, solution is clear and smooth, foaming capacity is much, detergency, less dosage and washing efficiency significantly, no pungent smell. And fake washing powder dissolved in the water slowly, aqueous turbidity, pelvic floor have sediment, touching the solution has a temperature the handle, bubble volume little, poor detergency, plus a lot of, the washing efficiency is still very low, a pungent smell of alkaline.