Item number

Product name

Specification

Packing specifications

amount per box

B522

Test tube cover (column type)

16mm

1500 pieces*10 bags

15000

B523

Test tube cover (column type)

15mm

1500 pieces*10 bags

15000

B524

Test tube cover (column type)

13mm

2000 pieces*10 bags

20000

B525

Test tube cover (column type)

12mm

2500 pieces*10 bags

25000