Accurate and reliable, this 0.3ml/cc U-100 features a 30G × 13mm for precise liquid handling. Durable plastic construction ensures long-lasting use, while the smooth plunger provides effortless one-hand operation and prevents leakage. The barrel has bold, easy-to-read graduations for precise measurement. Individually sealed, 100 pcs per box for easy storage and transport. Suitable for industrial projects, scientific laboratory work. Not intended for professional medical use.