Vinegar rust removal method Rusted small farm tools soaked in vinegar until the rust layer is easy to peel off, remove with a fine wire brush gently polished, brush the rust layer and then put in vinegar and soak for a moment and remove with gauze Wipe clean surface tools, dry them and apply lime milk or Fantu forest.
The baking soda rust removal method uses a large cylinder to hold the glutinous rice water or the pan washing water. The amount of water is limited to submerging the small farm tools. Then add 60-90 grams of baking soda in 50 kg of water to prepare the solution. Stir with a wooden stick and put it. The rusted small farm implements were soaked in the tank and removed one week later. Immediately wipe with a gauze, and the rust will fall off. After wiping, apply a layer of lime paste or vaseline. When you remove lime, you will be smooth and bright.
The ammonium sulphate rust removal method holds some water in the large cylinder, and the solution is prepared by adding 2.5 kg of ammonium sulfate in 50 kilograms of water, and dissolve with a wooden stick after melting. The rusted small farm implements are immersed in the tank, and the soaking time is determined according to the degree of rust, generally soaking for 24 hours. After the red rust floats on the surface, remove the implement and wipe it with a cloth. After drying, apply lime milk or Vaseline.

Non-Inactivated Disposable Virus Sampling Tube

This disposable Non-Inactivated virus sampling tube is an upgrade from the Hank's solution. Additional various components, such as BSA, HEPES, amino acids, cryoprotectant, etc., are added to enhance the virus integrity. It can be used for nucleic acid extraction of virus, mvcoplasma chlamydia and ureaplasma samples and later virus isolation.
This disposable non-inactivated virus sampling tube consists of fibrous swab and culture medium.The medium contains antibiotics and antimycotics for the purpose of inhabitation of bacteria and veasts overgrowth. It helps to maintain the cellular integrity and preserve the viruses, mycoplasma, chlamydiae and ureaplasma.
When collect specimens with this disposable Non-inactivated virus sampling tube, tube can be transported to the laboratory at 2-8ºC within 2 days. If it can not be delivered to the laboratory within 48hours, it should be stored at-70ºC or below, and ensure that the collected specimens are delivered to the laboratory within 1 week. Avoid repeated freeze-thaw cycles. For best performance, complete testing within 24 hours.

Nucleic acid extraction tube,DNA virus sampling tube,Viral Transport Medium Test Tube,Non-Inactivated VTM,Non-Inactivated specimen tube

Shenzhen Uni-medica Technology Co.,Ltd , https://www.nbunimed-global.com