The Cortisol ELISA test kit is for scientific research use only, not for clinical use. High-quality elisa kits are used for production, with the most complete indicators and complete species. ELISA) Sample collection, processing and storage methods 1. Serum: Use a test tube that does not contain pyrogens and endotoxins. Avoid any cell stimulation during the operation. After collecting blood, centrifuge at 3000 rpm for 10 minutes to quickly separate the serum and red blood cells carefully. 2. Plasma: EDTA, citrate or heparin anticoagulation. Take the supernatant by centrifugation at 3000 rpm for 30 minutes. 3. Cell supernatant: centrifuge at 3000 rpm for 10 minutes to remove particles and polymers. 4. Tissue homogenate: Add tissue to the right amount of saline and mash. Take the supernatant by centrifugation at 3000 rpm for 10 minutes. For more kit information, please see: http: //
High Quality Handcrafted Watch Winder, the outer box is made of highly polished wood, with a beautiful dark lacquered finish. Domed lid with acrylic window for easy viewing Normally we could put 2 to 4 watches, it`s suitable for people who own more than two watch, we could put 2-4 watches in the rolling cup for rotating at same time, it`s perfect for family use, it`s great gift for your family and friends. The watch winder with Japanese mabuchi motor is very quiet, it would not disturb your sweet dream even you put the winder in your bedroom.
Best Double Watch Winder,Perpetual Watch Winder,Watch Winder Safe Box,Watch Case For Automatic Watches
GUANGZHOU T.WING-PAK MFG.CO.,LTD , https://www.watch-winder-factory.com