
Highly Transparent Easy-to-Load Sterile Disposable Vitrification Straw for Ivf Lab. Highly Transparent Design: Features highly transparent sheets for excellent optical clarity and easy microscopic handling. Five Vibrant Color Options: Available in 5 bright colors including Red, Yellow, Green, Blue, and Purple for quick identification. Optimized Surface Tension: Classic loading sheet design prevents sample loss from droplet shrinkage upon LN2 contact. Certified Safety Standards: Strictly MEA and LAL tested to guarantee zero toxicity and endotoxin-free status. Versatile Series Options: Choose N serial (without cotton layer) or O serial (with cotton layer) to match lab protocols. Wider Handle Design: Wider handles provide ample space for clear and convenient marking and labeling. Ultra-Rapid Vitrification: Engineered for extreme cooling rates to bypass ice-crystal formation and ensure biological dormancy. Two-Year Quality Guarantee: Comes with a comprehensive two-year quality guarantee period for peace of mind.