CC screw tube, amber, blue cap, 20mL, 1 box (50 tubes) No.5, 1 box (50 tubes)

The top surface is flat so you can write on it. It is convenient because it does not require the trouble of sticking stickers when identifying or separating items. Cap color: Blue Capacity (mL): 20 Quantity: 1 box (50 pieces) Material: Body: borosilicate glass, Cap: PP (polypropylene), Packing: PP high sheet Code number: 0101-1727