2 LAYER CARTRIDGE COLUMN (C=3%,0,2G,C=8%,0,4G PACKING)
https://www.hydrosense.biz/shop/rw2-5010-29712-2-layer-cartridge-column-c-3-02g-c-8-04g-packing-313093
https://www.hydrosense.biz/web/image/product.template/313093/image_1920?unique=07fba14
This 2 is guaranteed a 2 with the use of (C=3%,0,2G,C=8%,0,4G and directly supplied to your lab by Gentaur's warehouse.
Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days