LaMotte Secchi Disc, Black and White
Product Code #171
Used to determine turbidity or degree of visibility in natural waters. The 20 cm (8″) diameter black and white discs come with 3/4 lb lead weights.
Product Code #171
Used to determine turbidity or degree of visibility in natural waters. The 20 cm (8″) diameter black and white discs come with 3/4 lb lead weights.
