Commodity: Calcium chloride Molecular formula CaCl2 H.S code 28272000 Product feature Calcium chloride is an inorganic salt, which exists as solid or liquid. Solid calcium chloride is a white, crystal substance in the form of flake, granule, pellet or powder. With different crystallized water contents, it can be dihydrate or anhydrous. Liquid calcium chloride is a colorless, clear solution. As calcium chloride has such properties as quick dissolving, exothermic ability, attracting moisture from the air and surroundings, dissolving at very low temperature, Specifications: Analysis Item Standard Calcium chloride (CaCl2) 74%min,77% min,94%min Total Chlorinated Alkali: (NaCl) 5.0%max Magnesium Chloride(MgCl2) 0.5%max Insoluble matter in water 0.25%max Calcium Sulfate (CaSO4): 0.2%max Ferric Oxide (Fe2O3) 0.025%max Heavy Metal as Cu., Pb., Cd., Cr., Hg., As 0.005%max Application Mainly used in drying, melting snow for airport express and street, concrete desiccant and concreting fast, removing dust and oil industry. Exporting Packing :Plastic woven bag with PE ,25kg/50kg/1000kgs net weight or 25kg x 40 bags into one big bag or 40 bags on a pallet with shrink-wrapped Means of transportation :in containers or by bulk vessel with large quantity
Commodity: Potassium Permanganate Molecular formula:KMnO4 Molecule Weight:158.03 CAS:7722-64-7 EINECS:231-760-3 UN 1490 Hazard Class: 5.1 Physical State: Needle-like lustrous and dark purple crystal. It can dissolve in water, and it is a strong oxidant. Melting Point :270 C ,decompound Specific Gravity :2.703 ,Solubility in water :6.4 g/100 mL (20C) ,Stability :Stable under ordinary conditions Use Mainly used in medical industry, water treatment, metallurgical industry, chemical industry and food industry. Quality Standard Item Standard BP2000 Appearance purple noodle crystal Purity 99.3% min Chloride 0.01% max Sulfate 0.05% max Insoluble matter in water 0.15% max Moisture 0.5% max As 20 ppm max Cd 50 ppm max Cr 50 ppm max Hg 10 ppm max Pb 50 ppm max Se 50 ppm max Ni 50 ppm max Sb 50 ppm max Packing and Storage Packing: 50kg net weight new galvanized drums with P.E. Liner. Stored in a cool, ventilated, dry place.
Name: 2-hydroxy-6-naphthoic acid Alias: 2,6 acid; 2-naphthol-6-carboxylic acid; 6-hydroxy-2-naphthoic acid; 6-hydroxy-2-naphthoic acid CAS NOï¼?16712-64-4 Molecular formula: c11h7o3 Molecular weight: 187.172 Product quality standard: Appearance characte Light yellow powder Content 99% 2-naphtholâ?¤0.10% 2,3-acidâ?¤0.10% melting point243-245�°C Loss on dryingâ?¤0.30% heavy metalâ?¤20ppm Application: used in medicine, liquid crystal, paint, etc. Packing: 25kg / cardboard barrel, or according to customer requirements
Product Name Citric acid monohydrate Product Charactersï White Crystalline Powders, Colorless Crystals or Granules Executive Standards BP/USP/FCC/E330/GB1886.235-2016 Packaging plastic woven bag, 25kg net composite paper-plastic bags or 3-ply kraft paper bags with PE liner, 500kg or 1000kg net PP woven Jumbo bags Storage Kept in a light-proof, well-closed, dry and cool place Main Usage Citric Acid is mainly used as acidulant, flavoring agent, preservative and antistaling agent in food and beverage industry.it is also used as antioxidant, plasticizer and detergent in chemical, cosmetics and cleaning industries.
Sodium chlorate Quality index: Control project Indicators Type Type grade qualified grade appearance White or yellowish crystals sodium chlorate(as dry basis), % 99.0 99.0 98.0 moisture, % 0.30 0.50 0.80 water insoluble, % 0.02 0.03 0.03 chloride( CL), % 0.20 0.20 0.30 sulfate(SO4), % 0.10 0.02 chromate(CrO4), % â?¤ 0.01 0.02 ferrum (Fe), % 0.005 0.05 To use: Used for manufacturing chlorine dioxide (can do tap water treatment), sodium chlorite and other chlorate, perchlorate Used in herbicide, oxidant, paper making, printing and dyeing, tanning leather, explosive, printing ink manufacturing Used for match, fireworks, medicine, metallurgical ore treatment and bromine extraction from sea water Packing:  25kg plastic woven bag 1000Kg woven bag
ProName: Acetone oxime ,Acetoxime CasNo: 127-06-0 Molecular Formula: C3H7NO Appearance: White crystal ProductionCapacity: 1-100 Metric Ton/Month Grade: Industrial Grade Specifications: index value appearance white crystalline powder or flakes Assay 99.0% residue on ignition 0.01% Boiling point 135 c at 1,013 hpa Moisture 0.25% Uses: It is used as raw material for medicine, pesticides, dyes and organosilane coupling agents. It is also useful in the determination of nickel and cobalt. Acetone oxime is an excellent corrosion inhibitor (deoxidant) with lower toxicity and greater stability compared to hydrazine. Package: 25kg carton drum or 1kg foil bag or by request of clients Storage: Store in dry, dark and ventilated place Transportation: by sea or by air
Commodity : Soda Ash Light / Dense Molecular formula:na2co3 Molecule weight:105.99 H.S Code:28362000 Cas: 497-19-8 Properties : white crystal powder, easily soluble in water, water solution is alkali. Easily absorbing moisture and co2 if exposing in the air. Applications: mainly used in glass-manufacturing, chemical industry, metallurgy, paper, dye, synthetic washes and petrochemistry. Packing :25kg/ 40kg/50kg/750kg pp woven bag with waterproof pe inner , two layers Specifications standard : gb210.1-2004 Items : specification First grade : specification Second grade Total alkalinity(as na2co3 in dry base) %99.2% min98.8% min Chloride content(as nacl) %0.7% max0.9% max Iron content(as fe in dry base) /%0.003% max0.0035% max Sulphate content(as so4 in dry base) /%0.03% max0.03% max Water insoluble matter /%0.03% max0.03% max Loss on ignition a/ %0.5% max0.5% max
Commodity: Sodium Sulphate anhydrous Product Nature Molecular formula: Na2SO4 Molecular weight: 142.04 Property: white granular crystal or powder Use As filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, t also can be used in fiber, leather, metallurgy, enamel and soap. Specifications Item GB6009-2003 Type First grade Result of common product Result of neutral product Na2SO4 99.0 99.20 99 40 Water insoluble matter %0.05 0.02 03 Ca & Mg %(Mg) 0.15 0.02 02 Chloride %(Cl) 0.35 0.23 20 (Fe) 0.002 0.0001 0001 Moisture % 0.20 0.02 02 Whiteness % 82 88 85 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
1,Name: Sodium nitrite Molecular formula: NaNO2 Formula weght:69.00 2Property: (1) ordinary sodium nitrite: white little crystals or light yellow  (2) dry powder sodium nitrate: white crystal,non-caking, showing loose status. Density:2.168. No odor, slightly salty. It is liable to deliquesce, dissolved in water,soluble in liquid ammonia,slightly soluble in ethanol and glycerin,Melting Point:271. Decomposition temperature is 320. It has oxidability and also has reducibility. It will slowly be oxidized into sodium nitrate in atmosphere, it can form nitrogen compound with nitrilo at low temperatures. 3Usage:It has been widely used in making nitro-compound and azo dye, mordant of textile dyeing, bleaching agent, metal heat finishing agent, cement early strength agent, and deicing agent etc. Note: The product should be stored in a cool, dry place to prevent it from moisture, heat and sunlight. This product can not be mixed with strong reductant, inflammable and explosive materials, food, feed and additives. â?¢ This product is toxic and should be properly kept and can not be eaten. 4 Specification: (Technical Standards:GB2367-2006) Item Unit Molten salt G High G First G Qualified G Dry powder G Assay % 99.3 99.0 98.5 98.0 98.5 Sodium nitrate % 0.6 0.80 1.00 1.90 0.80 Chlorides % 0.03 0.10 0.17 -- 0.1 Water insolubles % 0.02 0.05 0.06 0.10 0.06 Moisture % 1.0 1.4 2.0 2.5 0.2 Loose degree -- -- -- -- 95 5,Package: net 50kg net each in plasic woven inner plasic bag, or according to customers requirement.
Cmmdity: Aluminum Fluride (Aluminium fluride) ther name: Aluminum trifluride Frmula:AlF3 M.W.:83.98 Prperties: The prduct is a white needle crystal r pwder. SP. GR. 2.8823.13g/ cm3, sublimatin temp. 1272Celsiur scale.Its slightly sluble in water and greatly sluble in HF liquid. The chemical prperty fr the high density aluminum fluride is very steady, but that cntains certain crystal water will be decmpsed int Al23 at high temperature with HF being released. Specificatin: grade chemical cmpsitin % Physical character F Al N2 Fe2342- P25 LI Bulk dity g/cm3 AF-0 61.0 31.5 0.30 0.10 0.06 0.10 0.03 0.5 1.5 AF-1 60.0 31.0 0.40 0.30 0.10 0.6 0.04 1.0 1.3 AF-2 58.0 29.0 2.8 0.30 0.12 1.0 0.04 5.5 0.7 AF-3 58.0 29.0 2.8 0.35 0.12 1.0 0.04 5.5 0.7 Uses: Its mainly used as an adjusting agent fr electrlyte in aluminum smelting by fused salt electrlysis, als in ceramic glaze, catalyst and flux f nnferrus metal metallurgy etc. Brief Intrductin f the Prductin Technics In the Hydrgen Fluride Reacting Furnace which is heated utside, Vitril reacts with Flurite t create the Hydrgen Fluride Gas and Anhydrus Fluride Plaster by heating in the prcess f prducing Aluminum Fluride, then the Hydrgen Fluride Gas react with dry Aluminium Hydrxide in Fluidized Bed t create t Aluminum Fluride and water. Packaging packed in wven PP bags with plastic film inside. Each bag has net weight f 25kgs, 50kgs, 500kgs and 1000kgs.
English name: Calcium Nitrite Molecular formula: Ca(NO2)2 Molecular weight: 132 CAS NO. 13780-06-8 HS CODE: 28341000 UN NO.: 2627 5.1 type oxidizing agent Properties: White powder without crystal water. It is tasteless and toxic. Easily in water and presents light yellow solution. Specifications: Item Superior grade First grade Second grade Calcium Nitrite[Ca(NO2)2 as dry basis]% 94 92 90 Calcium Nitrate[Ca(NO3)2 as dry basis]%
Commodity: Ammonium bicarbonate Food grade Molecular formula:NH4HCO3 Molecule Weight: 79.05 H.S code: 2836994000 CAS: 1066-33-7 Product Physical Properties WHITE POWDER CRYSTAL, SPECIFIC GRAVITY IS 1.586, IT CANDISSOLVE IN WATER, BUT CANT DISSOLVE IN ALCOHOL AND ACETINE. Specifications: Appearance: white free-flowing crystalline powder without agglomeration Purity as Ammonium Bicarbonate ,% by weight 99.5 (minimum) Chloride (as Cl), % by weight 0.20(maximum) Sulphates (as SO4),% by weight 0.10(maximum) Iron (as Fe), % by weight 0.004(maximum) Nonvolatile matter, % by weight 0.10(maximum) Heavy metals (as Pb), ppm 2.50(maximum) Copper (as Cu), ppm 5.0(maximum) Arsenic (as As), ppm 0.6(maximum) Tarry matter To pass test Oil Content Less than 10 ppm Melamine Content NIL USAGE BAKING FOODS SUCH AS CRISP CAKE, BISCUIT ETC. IN ADDITION, ITALSO WIDELY USED IN CHEMICAL FIELD SUCH AS FLOUR BRIGHTENING AGENT,RARE EARTH DEEP PROCESSING, MEDICINE MIDBODY, PLASTICS PROCESSING,ELECTRONIC ELEMENT ETC. PACKING OUTSIDE IS WEAVE BAG OR PAPER BAG, INSIDE IS FOOD PLASTICSBAG, 25KG/BAG. THE PACKING ALSO CAN ACCORDING TO CONSUMERS REQUEST. STORAGE Stored in a cool, ventilated, dry place.
Commodity: Sodium bicarbonate Synonym: Baking Soda; Bicarbonate of soda; Sodium acid carbonate; Monosodium carbonate; Sodium hydrogen International CHEMTREC , carbonate; Carbonic acid monosodium salt Molecular formula:NaHCO3 Molecule Weight:84.01 H.S code:28363000 CAS:144-55-8 Characteristics: White powder or tiny crystalls, nodorousand salty, easily soluble in water,insoluble in alcohol, presenting slightly alkalinity, decomposed when heating. Decomposed slowly when exposed to moist air. Quality Standard Item The National Standard The Total Alkalinity Content(NaHCO3)% 99.0, 100.5 Loss on Dring% 0.20 PH Value(10g/1) Solution, 8.6 Arsentic Content% 0.0001 Heavy Metal Content, 0.0005 Ammonium Salt pass Clearness pass Uses: food fermentation, feed addive, detergent ingredient, carbon dioxide foamer, pharmacy, leather, ore milling and metallurgy, detergent for wool, extinguisher and metal heat-treating, fiber and rubber industry, etc. Packing:25kgs or 50kgs plastic woven bags lined with one layer polythene bag. (We can meet with all your demands according with your need.)
Commodity: Ammonium nitrate porous prills Molecular formula: NH4NO3 Molecule Weight: 80 CAS: 6484-52-2 UN:1942 Hazardous class:5.1 Commodity: Ammonium nitrate porous prills 1.Production of granular porous ammonium nitrate for industrial use and agricultural granular ammonium nitrate. Products with low moisture content, not easy to cake; high compressive strength, not easy to break; high oil absorption rate. Ammonium nitrate content is more than 99%, the appearance is white granular crystals, no impurities visible to the naked eye. 2. Purpose: Explosive material: granular ammonium oil explosive is made by mixing porous ammonium nitrate with raw oil. Its speed can reach more than 3 200 m/s. This explosive has strong explosive power, safe and reliable use, low price, cost saving, and can usually reduce the cost by 20%-40%. At present, this kind of explosive has been widely used in mining, construction, railway and highway construction, agricultural and water conservancy construction and national defense and other fields. 3. Product specifications: Specifications: Appearance white granule Particle size 0.5-2.5mm NH4NO3 >99.5% N >34% Oil absorption > 8% Moisture < 0.2% PH >4
Commodity : Potassium sorbate Molecular formula : C6H7KO2 Molecule Weight : 15022 HS code : 29161900 CAS : 24634615� Specifications appearance : White crystal granule Production Standard : FCCIV Content : 9801010 K2CO3 : 1 max Loss on drying : 1 max Chloride : 001 max Heavy metalsas : Pb 0001 max Packing in carton 25kgs net weight Quantity 14MT loaded into 1 x 20GP Excellent preservative properitesproperites Sorbic Acid Potassium Sorbate can restrain effectively the activity of mould yeast and aerophile bateria Restrain growth and reproduction of the pernicious micro organism as pseudomonas staphylococcus salmonella action to restrain growth is more powerful than killing Meanwhile it can not restrain useful microoranganim growth ad Anaerobicbearing barilli acidophil therefore to lengthen food store peroid and remain food original flavor The preservative efficiency of sorbic acid Potassium sorbate is 510 times sodium benzoate High safety Sorbic Acid Potassium Sorbate is one kind of nonsuturated fatty acid compounds It can be absorbed by human body rapidly then decomposed into CO2 and H2Omoreover no remaining in body ADI 025mgkg based on sorbic acid FAOWHO 1994 LD50 4920 mgkglarge mouse by mouth GRASFDA 1823640 1994 Its toxicity only 112 times table salts and 140 times sodium benzoate Good stability Sorbic Acid Potassium Sorbate is stable in sealed staus will not be decomposed until 270C It will be oxidized into colored ones and absorbing moisture in case exposed in air for a long time Wide application At the momentSorbic Acid Potassium Sorbate has been used extensively in food drinkvegetables in soy tabacco drugs cosmetics agricultural products forage and other domain Its applicaion should be wide and wide in the world As acidic preservative Sorbic Acid Potassium Sorbate is also used well in neutral foodph6065 The preservative efficiency of sodium benzoate will decrease clearly and have a bed taste while ph4 Applicaion flexibilitySorbic Acid Potassium Sorbate can be used by direct adding sprayingretting dry spraying using in packing material and other method
Product Brief Introduction: with the largest consumption for construction and building materials. It is mainly used as enamel fluxing agent, glass opalizing agent, acid-proof clay, acid-proof concrete coagulator and wood preservative. It can also be used for insecticide. Product Hazard or Harmful Ingredients:It does not combust or explode but has corrosivity and certain toxicity. Product Physical Properties:The product is white powder crystals and basically neutral. It is difficult to dissolve in water and acid and the density is 2.37g/cm3. Product Chemical Properties:It is stable under normal temperature. It does not combust nor explode when it is heated or contacts with redox materials. Spillage Treatment Method:Simple cleaning and burying Protection Measures for Product Transport & Storage:To prevent from caking and going bad, it should be kept indoor or be covered with protection materials like canvas and free from the blazing sun. Packing :Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Other Information: Anti-caking agent can be added at the request of customers. Technical Specifications Analysis items Standard Na2SiF6 99% min Loss of weight on drying at 105â?? 0.3% max Free acid (as HCl) 0.1% max Chloride (as Cl) 0.1% max Sulphate (SO4) 0.3% max Iron(Fe) 0.02% max Water-insoluble matter 0.5% max Particle size distribution Passing through 40 mesh sieve 98% min Passing through 60 mesh sieve 90% min Passing through 325 mesh sieve 25% max
1.Name: Sodium nitrate Chemical formula: NaNO3 Formula weght:84.99 2.Property: (1) ordinary sodium nitrate: white little crystals or light yellow (2) dry powder sodium nitrate: non-caking, showing loose status. Density:2.257. It is liable to deliquesce, dissolved in water, soluble in liquid ammonia, slightly soluble in ethanol and glycerin, Melting Point:308. While being heated up to about 380 it will decompose and release oxygen and turn into sodium nitrite,as the heating goes on, it will decompose into oxygen, nitrogen and nitrogen oxide. It has strong oxidability and can cause combustion explosion if being mixed with organic substance, sulfur, sodium nitrate etc. 3. Usage:Â it has been wildly used in the glass industry, dye, dynamite, metallurgy, machinery, ceramic etc. 4. Specification: (Technical Standards:GB/T4553-2002) Item Unit High G. First G. Qualified G. Dry powder G. Assay % 99.7 99.3 98.5 99.3 Sodium nitrite % 0.01 0.02 0.15 0.02 Chlorides % 0.25 0.30 -- 0.25 Water insolubles % 0.03 0.06 -- 0.03 Moisture % 1.0 1.5 2.00 0.2 Carbonates % 0.05 0.10 -- 0.1 Iron % 0.005 -- -- 0.005 Loose degree -- -- -- 95 5.Package: net 25kg/50kg net each in plasic woven inner plasic bag,or 500kg net each in flexible container.
Commodity: Sodium Metabisulphite Molecular formula:Na2S2O5 Molecule Weight:190.10 H.S code:28321000 CAS:7681-57-4 Product Features Appearance : White Or Light Yellow Crystal Powder Odour: Sulfur Dioxide Taste : Salty Melting Poing : 150 Specific Density1.48 Ph : 4.0-4.6 Solubility : Soluble In Water ,insoluble In Alcohol Application: 1. For industry Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent ;Perfume industry is served as hydrocarbon perfume aldehyde ; The hide profession employ to do to molt dose and pliable dose and wearproof dose ,The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment. 2.For food additive Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned foodbrews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc) Specifications: Na2S2O5 97% min SO2 65% min Fe 0.0015% max water-Insoluble 0.01% max As 0.0001% max PH 4.0-4.6 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
Commodity: Synthetic Cryolite Formula: Na3AlF6 M.W.: 209.95 Properties: The product is a white crystalline powder or a sandy-size granularity, and a pinkish crystalline powder or a sandy-size granularity as well. Sp.gr.2.953.01g/cm3, melting point about 1000centigrade, specific heat 1.056j/gcentigradeat 18100centigrade. Its slightly soluble in water, but insoluble in anhydrous hydrogen fluoride. The content of its crystal water will be decreased while the increasing of the molecular ratio, therefore its loss on ignition will be also decreased while the increasing of the molecular ratio. After the paste of synthetic cryolite with different molecular ratio dehydrates, the loss on ignition at 800centigrade will appear 10.34%, 6.22% and 2.56% when the molecular ratio reaches 1.74, 2.14 and 2.63 reactively. Specifications: Appearance white powder F 52% min Al 12% min Na 33% max SiO2 0.36% max Fe2O3 0.08% max CaO 0.5% max P2O5 0.03% max SO4 0.6% max H2O 0.4% max Loss on ignition 2 % max Uses: Its mainly used as a flux in the aluminum smelting by fused-salt electrolysis; also an opalizer in the manufacture of enamel; an opacifier and auxiliary solvent of glass and enamel; an insecticide of crops; a flux in aluminum alloy casting; and in the production of ferrous alloy and effervescing steel; as well as a wear-resistant filler for resin and rubber-boned abrasive wheels. Packing & Storage: In plastic coating woven bags with plastic film inside, 25kg,40kgs, 50kgs or 1000kgs net each, or as the requirement of clients.Stored: in a cool , ventilated, dry place.
[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
