Introducing De Sheng's Potassium Oxalate Monohydrate, an exceptional blood collection anticoagulant boasting ≥99% purity and ISO9001 certification. This white powder easily dissolves in water, reacting with calcium ions to prevent clotting, ideal for routine blood testing. Manufactured in China, our reliable and effective product ensures high-quality results. For top-tier blood collection additives, visit our website!