特黄A级毛片免费视频,精品久久亚洲中文无码,国产精品综合一区二区在线观看,中文字幕无码家庭乱欲
English
ADDRESS: HOME > PRODUCT CENTER > APPLICATION
APPLICATION
?KC-Denmark: Plankton net ?50 cm
Category: International Standard Plankton Sampler
Art.No.: 23.021
Keywords: Plankton net
Supplier: Qingdao Watertools Technology?Co., Ltd.
Introduction:

Outer diameter. 50 cm

Length of net: 200 cm

Length, overall: 280 cm

Mesh size: 50 - 500 μm, order no. 23.020 or 20-40 μm 23.020A, please specify upon order.

Inclusive net bucket 23.021

The upper part of the net is made of strong Beaver nylon. Standard mounting with 3 pcs. of polyester line ?5 mm. with bridles, length 80 cm.

The conical net bag with an upper diameter of 50 cm and a length of 200 cm is made of Monodur Nytal (Nylon) 50 to 500 μm. order no. 23.020 or 20-40 μm 23.020A.The sample can be removed through a valve at the bottom of the sample cylinder.Plankton nets are available in all types and sizes.

特黄A级毛片免费视频,精品久久亚洲中文无码,国产精品综合一区二区在线观看,中文字幕无码家庭乱欲