Сульфат калия


Technical Data Sheet



Price request

Technical Data Sheet
Product description
Photo gallery
Packing and storage
Application rates
Technical Data Sheet

Quality characteristics SOP Premium Plus SOP Premium
Appearance White crystals Fine white, yellowish or brown crystals
Purity, %, min 99.3 94-96
К2O, % 52+-1 min 50
Himidity, %, max 0.3 0.5
Insoluble, %, max 0.1 0.1
Chlorides (Cl), %, max 0.1 0.8
pH of 0,1 М solution 4.5-6.5 5.5-7.5
Turbidity, NTU, max 50 (solution 5%) 100 (solution 5%)
Solubility in water at 200С, g/100 g 11 11
Friability, % 100 100

The allowed tolerance of the nutrient content is set in accordance with the domestic regulation of the country of import.

Product description

Water-soluble potassium chlorine-free fertilizer with 18% sulphur for basic, pre-sowing fertilizer application and for various crops and ornamental plants, grown in the open and protected field, for all soil types. Potassium suphate is an ideal water-soluble source of potassium and sulphur for fruits, vegetables and flowers.

Recommended for cruciferous crops (leaf and cauliflower, broccoli, kohlrabi, watercress, spinach, Brussels sprouts, arugula, radishes, turnips or forage turnips, swede), vegetables (peppers, eggplant, tomato, cucumber, etc.) and S-loving crops: oilseed rape (canola), sunflower, onion, garlic, etc. Highly effective for chlorine-sensitive crops: potatoes, tobacco, flax, grapes, citrus fruits, corn in the early stages of development, etc. It is used in drip irrigation for root feeding in protected and open ground and also as a component for the preparation of water-soluble NPK fertilizers and a liquid complex fertilizers. Potassium sulphate is also used for industrial purposes. Do not mix with calcium nitrate.

The advantages of potassium sulphate:

Photo gallery

Packing and storage

The product is packed in 25 kg and 50 lbs laminated polypropylene bags with polyethylene liner and in 1000, 1200 and 1250 kg big-bags.

Store in covered storage facilities that exclude penetration of precipitation and ground water.

Warranty period is 1 year from the date of manufacture under the recommended conditions of transportation and storage.

Shelf life is unlimited.

Application rates

Application rates Mode of application
50-300 kg / ha per year, depending on the type of crop, technology of cultivation, planned yield, method of application, taking into account agrochemical parameters of the soil For all crops as basic and pre-seeding fertilization and side-dressing fertilization
1.5-30 kg / ha (concentration of working solution 1.0-3.0%). Working solution application rate: 300-400 l /ha — field crops, 800-1000 l /ha fruits, vineyards For all crops — foliar application during the growing season
0.5-1.0 kg /1000 l of water. The application of the working solution depends on irrigation norms Drip fertigation (application with irrigation water) — for vegetables, technical crops, fodder, fruits and berries, ornamentals
0,1-0,5kg /1000 l of water. The aplication of the working solution depends on irrigation norms Vegetables, ornamentals (greenhouse application) – root fertigation