Microscope Cover Glass 7201 for Laboratory-18x18mm-100pcs

Microscope Cover Glass 7201 1. Specification: 18×18mm/20×20mm/22×22mm/24×24mm/22×32mm/24×32mm/22×40mm/24×40mm/22×50mm/24×50mm/22×60mm/24×60mm 2. Packaging:  (1) 200pcs/pack, 2000pcs/box, 40000pcs/carton (2) 100pcs/pack, 1000pcs/box, 50000pcs/carton 3. Material: optical glass 4. OEM is acceptable. 5. Application: Laboratory use 6. MOQ: 50000 Packs 7. Lead time(If you finish the payment today, your order will ship out within the delivery date): (1) 1~1000000 Packs: 45 days; (2) > 1000000 Packs: to be negotiated. 8. Advantages: (1) With high toughness, high transparency and not easy to mildew characteristics. (2) Lower coefficient of expansion, better resistance to cold and heat shock during use, not easy to break. (3) Resistant to  acid and alkali corrosion strongly.