Promising Chemicals Co., Ltd.

Name Zinc Sulphate CAS No. 7446-20-0 Other Names Almagrerite/ Zinc Vitriol MF ZnSO4 EINECS No. 231-793-3 Place of Origin China (Mainland) Grade Standard Agriculture Grade,Electron Grade,Industrial Grade,Medicine Grade Purity 96% Appearance White Powder, White Powder Application Zinc Mordant, Wood preservative,papermaking,decolorants, Medicine, Electroplate, Electrolysis, Psticide or agriculture chemicals, making zinc salts. HS CODE 2833293000 Application Zinc sulphate is usually used to supply the needed amount of zinc when dry fertilizer materials are used. This material can be either broadcast and incorporated before planting, or used in a starter fertilizer. It blends well with other dry fertilizer materials. Zinc Sulphate Monohydrate ZnSO4.H2O Analisis Test Items Standard Appearance White free flowing powder or granules ZnSO4.H2O (%) 98.0 or as customer requirement Zn (%) 35.0 or as customer requirement Cd 10ppm Max Pb 10ppm Max As 5ppm Max Water Insoluble matter 0.05% Max

Ferrous Sulfate Monohydrate is an inorganic compound that serves a variety of functions and applications like, in agriculture, Ferrous sulfate monohydrate granular can be used as micro fertilizer to prevent crops from iron deficiency; used in crops and plants. Meantime, it is the catalyst making plants green and important for plant absorption. You can also use to reduce the alkalinity in soil on farms. In animal feeds, Ferrous Sulfate monohydrate granular can be used as feed additive to cure animal's ferrous deficiency. As a blood tonic substance to livestock, it can stimulate the growth of animal body. Ferrous sulfate monohydrate granular can also be used as a coagulant and flocculant. It can also be used to make pigment such as red ferric oxide and it serves as a dye fixative in the textile industry. It makes up the constituent of ink and can be used in leather blackening. It's used in cement chromate reduction as a reduction agent; it can also serve as a color pigment for concrete, limestone and sandstone. Sales Specs Appearance: Gray Solid Purity (%): 91 Min. Fe (%): 30 Min. Sulphur (%): 17 Min. Cd (ppm): 5 Max. Pb (ppm): 15 Max. As (ppm): 2 Max. Hg (ppm): 1 Max. Mesh size: 95% pass through 20-60 mesh Particle size: 0.1-1 MM Packing 50 lb paper bag/ 44 bags per pallet

Water chemical

Ferrous Sulfate Heptahydrate has applications in the agricultural industry due to its high iron solubility, and is widely used as a reagent in analytical chemistry for its resistance to oxidation. Ferrous Sulfate Heptahydrate can be used as moss control and micro-nutrients in the fertilizer industry. Uses of ferrous sulfate heptahydrate range from being mainly used in the manufacture of iron salt, ink, magnetic iron oxide, water purifying agent, paint pigment, iron catalyst, as coal dye, tanning agent, bleaching agent ,component in weed killers, wood preservative, compound fertilizer additive, feed , and processing of ferrous sulfate monohydrate. Ferrous sulfate heptahydrate is used as a reducing agent for decolorization and flocculation. Sales Specs Appearance: Bluish green crystals Purity (%): 98 Min. Iron (Fe) (%): 19.7 Min. Arsenic (As) (ppm): 10 Max. Heavy Metal (as Pb) (ppm): 20 Max. CD (ppm): 10 Max. Packing 50 lb bag, 44 bags per pallet

Manganese Sulfate Monohydrate Tech Grade It is mainly used as nutritional additives in animal feed and fertilizer in agriculture. It is also used in synthetic fiber industry, preservative, material of printing and dyeing and be used in medical for fungicide and emetic. It has been used in electroplating and coating industry as a drying agent, it can also be used in water purification. It has been used in paper and ceramics, and in ink and paint. Its is also used as the anode material for batteries. Manganese Sulfate Monohydrate USP is used as a nutritional supplement in the pharmaceutical and food industries. It is also utilized as a trace element in animal feeds to promote growth and improve bone development. This product has been tested and meets the standards set by the United States Pharmacopeia (USP) for purity and quality. Manganese Sulfate Monohydrate Technical Grade WC Code: 13-008-01 Sales Specifications Appearance: White to Pale Pink Powder % Assay (w/w) on dry Basis: 98.5% Min % Manganese Content: 32.0% Min Sulphur (S): 18.5% Min Chloride (Cl): 0.035% Max Iron (Fe): 0.005 % Max Lead (Pb): 30 ppm Max Arsenic (As): 5 ppm Max Mercury (Gg): 1 ppm Max Antimony: 0.0015 % Max Cadmium: 10 ppm Max Insoluble Matter: 0.1% Max Moisture: 0.50 % Max Bulk Density: 1.20 - 1.40 g/cc Dissolution Test (10%): Clear Solution pH (10% Water Soln.): 4.0 -6.5 Packing 50 LB Bag, 44 bags per pallet

Items Standard Description Greyish-white powder Content(FeSO4) 86.0%-89.0% Copper 50ppm Solubility Slowly but freely soluble in water, very soluble in boiling water, practically insoluble in ethanol (96 per cent). It is oxidised in moist air, becoming brown. Identification A It gives the reactions of sulphates Identification B It gives reaction of iron Identification C It complies with the limits of the assay PH 3.0-4.0 Chlorides 300ppm Chromium 100ppm Ferricions 0.5 Manganese 0.1 Nickel 100 ppm Zinc100 ppm

[Technical Indicators] 1. Industrial grade Indicator Name/Indicator Value Powdered Products (F) Needle Products (Z) Level 92 Level 93 Level 95 Level 92 Level 95 Appearance White or light yellow powder, without caking White or yellowish needle-like, without lumps Active matter,% 92.0 93.0 95.0 92.0 95.0 Free oil,% 1.2 1.2 1.2 2.0 1.5 Inorganic salt,% Sodium sulfate 5.8 4.8 2.5 4.8 2.5 Sodium chloride 0.15 0.15 0.15 0.15 0.15 Moisture,% 2.0 2.0 2.0 4.0 3.0 PH value (1% aqueous solution) 7.5-9.5 7.5-10 Whiteness (WB), 90 2. Toothpaste grade Indicator Name/Indicator Value Toothpaste Grade (Y) (I) Level (II) Level (III) Level Appearance White or yellowish powdery or needle-like, without caking Active matter,% 95.0 93.0 93.0 Free oil,% 1.2 1.2 1.2 Inorganic salt,% Sodium sulfate 2.5 3.2 4.0 Sodium chloride 0.15 0.15 0.15 Moisture,% 2.0 2.0 3.0 PH value (1% aqueous solution) 8-9.3 8-9.3 8-10 Whiteness (WB), 90 Foaming capacity/mm 180 Heavy metal (as Pb)/ (mg/Kg), 15 Arsenic content (as As)/ (mg/Kg), 3 Total bacterial count/ (CFU/G), 100 Total number of molds and yeasts/ (CFU/G), 100 Fecal coliforms/G Not to be detected Pseudomonas aeruginosa/G Not to be detected Staphylococcus aureus/G Not to be detected   3. Latex grade Indicator Name/Indicator Value Latex grade (powder, needle, liquid) Aggregate grade Seed level Liquid K12 Appearance White or yellowish powdery or needle-like, without caking Light yellow transparent liquid Active matter,% 94.0 92 28.5-30.5 Free oil,% 0.8-1.0 1.5-2.0 1.5 Inorganic salt,% Sodium sulfate 3.0 3.0 1.5 Sodium chloride 0.15 0.15 0.05 Moisture,% 3.5 3.5 - PH value (1% aqueous solution) 8-10 7.5-9.5 Whiteness (WB), 90 - Color Klett (30% active), - 60 4. Reagent grade Indicator Name/Indicator Value Reagent grade Level 99% Level 97% Appearance White flaky crystals White powder Solubility (1%, alcohol) Completely dissolved Solubility (10%, aqueous solution) Completely dissolved Chroma APHA (20%, deionized water), 15   - Active matter (%), â?¥ 99 (on dry basis) 97 Petroleum ether soluble matter (%), 0.2 1.0 Sodium sulfate (%), 0.5 1.5 Sodium chloride (%), Moisture (%), 1.0 2.0 PH value (1% aqueous solution) 6.0-8.0 6.0-11 Phosphate, 1ppm - Lead (Pb), 2ppm Iron (Fe), 1ppm Nitrogen, 5ppm - Arsenic (As), 0.1ppm Fraction content (%), 99.0 Absorbance (3%, deionized water) 230nm 0.4 260nm 0.1 280nm 0.1 - 410nm 0.01