We have developed a unique network of European Straights producers to provide you the best and widest range of Water Soluble Straights.

Combining a wide range with high quality

Working in partnerships is in the DNA of Van Iperen International. As of the start of our company we have deep rooted relationships with several European production partners. Together we offer you the complete range of high quality WS Straights for fertigation and foliar application. From Calcium Nitrate to Potassium Sulphate, from Magnesium Nitrate to Monoammonium Phosphate and from Potassium Nitrate to Magnesium Sulphate. Their production know-how and capacity combined with our market approach and global distribution network creates a unique synergy.

Packed in one single brand

Examples of our Straights smart packaging

In addition to delivering high quality products, we also care about the packaging. We offer a complete range of top quality Straights packed under one single brand, enabling you to differentiate in the market.  All Straights come in the same packaging style, with superior quality foil and strong sealing. With each product group having its own color, it makes them easy to store and use.

Straights in the spotlight

Calcium Nitrate Horticultural Grade

Van Iperen Calcium Nitrate Horticultural Grade is a highly pure Calcium fertilizer which dissolves rapidly and completely. Our product has a limited caking sensitivity and is recommended as of early spring until fruit setting and fruit development. The high level of Calcium improves the strength of cell walls during active cell division stages. The presence of Nitrogen has a positive effect on the uptake of Calcium in the plant.

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Ammonium Sulphate Horticultural Grade

Van Iperen Ammonium Sulphate Horticultural Grade is a highly pure Nitrogen fertilizer which dissolve rapidly and completely. Our product is not sensitive to caking and is recommended during periods of vegetative growth. The high level of Nitrogen in our formula improves cell elongation and contributes to the production of protein, supporting enzymatic reactions.

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Potassium Sulphate (SOP) Horticultural Grade

Van Iperen Potassium Sulphate (SOP) Horticultural Grade is a highly pure Potassium fertilizer, which dissolves rapidly and completely. Our product is not sensitive to caking and is recommended during fruit or tuber development and up until maturation, and during coloring of fruits. The high level of Potassium in our formula plays an essential role in achieving higher quality yields.

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