USDA french fry color card

The Martin Lishman Weltech Digital Dry Matter Weigher (PW4) automatically calculates the dry matter content, starch percentage and specific gravity of potatoes using the weight in water method.

Martin Lishman - Zeal Manual Hydrometer is a traditional industry tool for fast intake sampling and measurement of dry matter and specific gravity (density).

The TuberLog is a powerful tool to identify sources of damage and bruising in all types of potato handling machinery. TuberLog mimics the size, shape and density of a typical ware potato and is suited to testing all potato handling situations.

The standard colour card that is used world wide for the evaluation of french fries is the USDA french fry colour card