{"product_id":"potassium-nitrate-fertilizer-40-lb-bucket-haifa-multi-k-reci","title":"Potassium Nitrate Fertilizer 40 lb Bucket – Hydroponic Grade","description":"\u003ch2\u003eHydroponic Grade Potassium Nitrate Fertilizer – 40 lb Bucket\u003c\/h2\u003e\u003cp\u003eHydroponic Grade potassium nitrate fertilizer (KNO3 fertilizer) supplies nitrate nitrogen and water-soluble potassium for soilless greenhouse crops with drain-water recirculation. This hydroponic-grade fertilizer has an extra-low-sodium specification. This 40 lb bucket contains four 10 lb bags in a 5-gallon bucket, not a single manufacturer bag.\u003c\/p\u003e\u003ch3\u003eManufacturer Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNitrate nitrogen (N): 13.5% typical; 13.1% minimum\u003c\/li\u003e\n\u003cli\u003eWater-soluble potassium as K₂O: 46.5% typical; 46.2% minimum\u003c\/li\u003e\n\u003cli\u003eElemental potassium (K): 38.6% typical; 38.4% minimum\u003c\/li\u003e\n\u003cli\u003eSodium (Na): 150 ppm typical; 300 ppm maximum\u003c\/li\u003e\n\u003cli\u003epH (10% solution): 9.1 typical; specification range 6–11\u003c\/li\u003e\n\u003cli\u003eWater-insoluble matter: 350 ppm typical; 700 ppm maximum\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTypical figures are not guaranteed minimums. Source: \u003ca href=\"https:\/\/www.haifa-group.com\/sites\/default\/files\/190501%20-%20Multi-K%20Reci%20data%20sheet_0.pdf\" target=\"_blank\" rel=\"noopener\"\u003eHydroponic Grade technical data sheet, May 2019\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eUse and Grade Selection\u003c\/h3\u003e\u003cp\u003eThis fertilizer's low sodium specification helps limit the sodium contributed by this fertilizer to recirculating nutrient solutions. It does not eliminate sodium from source water or other inputs. Monitor water and nutrient-solution chemistry, and choose rates according to the product label and complete crop nutrition program.\u003c\/p\u003e\u003cp\u003eFor a separate grade comparison, see \u003ca href=\"\/collections\/haifa-multi-k-greenhouse-grade\"\u003eHaifa Multi-K GG\u003c\/a\u003e. The greenhouse and hydroponic grades have different specifications.\u003c\/p\u003e\u003ch3\u003ePackaging and Shipping\u003c\/h3\u003e\u003cp\u003e40 lb total: 4 × 10 lb bags in a 5-gallon bucket.\u003c\/p\u003e\u003cp\u003eGround shipping only (UPS\/FedEx) — Hazardous Material 5.1 Oxidizer.\u003c\/p\u003e\u003ch3\u003eSafety Data Sheet\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/SDS-HAIFA-MULTI-K-POTASSIUM-NITRATE-UN1486.pdf?v=1793833745\" target=\"_blank\" rel=\"noopener\"\u003eDownload the Haifa Multi-K Potassium Nitrate Safety Data Sheet (SDS)\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eProduct Label\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/potassium-nitrate-hydroponic-grade-40-lb-full-label.pdf?v=1793832342\" target=\"_blank\" rel=\"noopener\"\u003eDownload the full 40 lb Hydroponic Grade Potassium Nitrate label (PDF)\u003c\/a\u003e.\u003c\/p\u003e","brand":"Custom Hydro","offers":[{"title":"Default Title","offer_id":42225638899796,"sku":"RECI-LTD-QTY-4x10lb","price":59.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/potassium-nitrate-hydroponic-grade-40-lb-front.png?v=1793833123","url":"https:\/\/customhydronutrients.com\/products\/potassium-nitrate-fertilizer-40-lb-bucket-haifa-multi-k-reci","provider":"Custom Hydro","version":"1.0","type":"link"}