A precise and easy to use tool that will last you forever...
Size and shape of the potatoes are of importance for both the yield and the quality of the potato products.
Tuber Size
Typical requirements for potato products with regards to size and shape:
| Product | Tuber Shape | Size |
| French Fries | Long oval | >55 mm |
| Chips | Round oval | 40 - 55 mm |
| Dehydrated Products | Less relevant | >40 mm |
As a simple tool for the assessment of potato size we offer a set of 14 squares increasing in 5mm intervals between 25 -90 mm.
Stainless steel measuring squares in a set of 16 at sizes from 20 to 90mm in 5mm intervals including a special salad variety size of 42mm.
Precise and easy to use tool that will last you forever...
Long-lasting and durable, these sizing squares are ideal for assessing and classifying samples according to square mesh size.
Martin Lishman - Potato Dry Matter Field Kit
Martin Lishman Ltd.
This portable unit is specifically designed for use in the field and provides information on dry matter distribution
Martin-Lishman - Weight in Water Digital Balance
Martin Lishman Ltd.
The best and most convenient way to measure dry matter content of your potatoes.
Martin Lishman - Zeal Potato Hydrometer
Martin Lishman Ltd.
Used extensively throughout the potato industry by producers of foods such as potato chips (crisps) and other potato products. It is a simple and accurate method of measuring the solid content or percentage dry matter of potatoes.
USDA french fry color card
Martin Lishman Ltd.
The standard colour card that is used world wide for the evaluation of french fries is the USDA french fry colour card
