Serum clot activator tube is to obtain serum specimen used for serum determinations in chemistry, serology, and immunohematology.

• Silica particles act as the clot activator.
• Blood clotting promoted with ultrasonically spray-dried.
• Silica particles on the interior tube wall.
• Gently mix the blood collection tube by inverting 5-6 times immediately to activate clotting after blood drawing.
• To obtain serum, tube should be allowed to stand for 30 minutes or until the clot is formed.
• Centrifugation: ≤ 1300 g (RCF) for 10 minutes at 18-25° C