Autumn Chrysanthemums - Apply a little mint to the cut.
Chrysanthemum - In the water of raising chrysanthemum, add trace amounts of urea or soil leaching solution (solution obtained by filtering the mixture of fertilizer and water added to water). The vase can be inserted for 30 days before it fades. day.
White orchids - wrapped in wet cloth at night and uncovered during the day, can delay the wilting time of flowers by 2-3 days.
Hibiscus flowers - insert hot water for a minute or two before inserting cold water.
Dahlia - Cut the mouth and immerse in hot water for a while and then insert cold water.
Peony - First dip the incision with hot water and then insert it into cold water.
Camellia - inserted in light salt water.
Lily - Insert sugar water.
Gardenia - Add 1-2 drops of fresh gravy to the water.
Daffodil - planted in one-thousandth of light salt water.
Lotus - Clog pores with mud, then insert light salt water.
* When you are away from the gate, take out the bottle of flowers and store it in the fridge's fruit and vegetable box. You can keep it undisturbed for a long time. After you come back, you can take it out and insert it in the vase.
* Aspirin dissolves in water to extend the flowering time of bottled flowers.
The generic name of VTM Virus Sampling Tube is a single-use virus sampling tube, which is generally used for the detection and sampling of infectious pathogenic microorganisms in disease control departments and clinical departments. It is suitable for detection and sampling of influenza viruses (including general influenza, highly pathogenic viruses, H1N1 influenza virus, etc.), hand, foot and mouth virus, new coronavirus, measles and rubella and other types of viruses. VTM virus sampling tube can also be used for detection and sampling of Mycoplasma, Chlamydia and Ureaplasma urealyticum.
The virus and related samples in the VTM virus sampling tube should be stored and transported within 48 hours in a refrigerated state (2-8°C). Viruses and related samples can be stored for a long time in -80℃ environment or liquid nitrogen environment. The virus can maintain the activity of the virus in a lower temperature range, reduce the speed of virus decomposition, and improve the positive rate of virus isolation.
The VTM virus sampling tube is generally equipped with a disposable flocking swab. From the appearance point of view, the flocking swab is white and soft. Using this soft brush during the sampling process will make the user feel no foreign body, and it is suitable for different Partial sampling person. Moreover, the flocking swab is designed with a breaking point that conforms to the length of the sampling tube and the natural orifice of the human body, which is not only convenient for sampling but also convenient for transportation of the specimen.
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