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
Chemical name:Magnesium nitrate Molecular formula:Mg(NO3)2.6H2O Molecular weight:256.40 Property:soluble in water,liquid ammonia, methanol and ethanol.Stable at room temperature, the relative density of 1.461, higher than the melting point of 95�°C off the water to generate alkaline magnesium nitrate, heated to 300�°C begins to decompose above 400�°C to completely decompose into magnesium oxide and Nitrogen oxide gas. Quality standard: Item Indicator Industrial grade Agriculture grade Magnesium nitrate (Mg(NO3)2.6H2O) â?¥98.0% â?¥98.0% PH value â?¥4 --- Heavy metal â?¤0.002 --- Water insoluble â?¤0.05% â?¤0.1% Iron â?¤0.001% --- Magnesium oxide content(CaO) --- â?¥15% Nitrogen content(N) --- â?¥10.7% Use:Concentrated nitric acid for industrial de-water agent, manufacture of explosives, catalysts and other magnesium salts and nitrates catalyst raw materials, wheat ashing agent.Used in agriculture, magnesium soluble fertilizer for soilless culture. Packing:25/50KGlined with plastic bag and exterior is woven bagPacking or according to customers requirements. 1.Purity 98% white granule 2.Used for fertilizer or industrial material 3.Export Asia/Europe 4.ISO9001
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: Dicalcium phosphate Feed Grade Use DCP is the feed preparation of raw materials, Animal right to supplement calcium needs. Coarse its products more applicable to the preparation hens, ducks feed, concentrate feed and premix. Product Nature Molecular Formula:CaHPO4·2H2O,Molecular weight:172.09,After drying with loose white powdery crystals or granules. Neutral products, the melting acid, water-soluble, hygroscopicity small, heated to 90 around gradually lose water of crystallization. Product Features The purity of the product, calcium and phosphorus ratio appropriate to ensure a higher degree of its biological effects. Phosphorus content greater than 18% of the products, due to a small amount of MCP, and its biological effects better. This unique high-tech companies use technology to make our products crystallization, high purity and its harmful impurities significantly below standards:HG26362000 Drying process advanced products, products with low free water under the premise that the product does not lose crystallization of water, avoid the product in the drying process for the loss of water caused by crystallization of biological effects of the reduction. Coarse particle DCP in the animals stay in the stomach longer and more conducive to the absorption of calcium phosphate, the product of Micro-particle DCP granulation from mechanical, without any chemical binder. Specifications Appearance white and gray powder/granule Total P 18% min Calcium 21% min F 0.18% max As 30 ppm max Pb 30 ppm max 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.
ELTEE DMCC is known for its Top Quality Potassium Sulphate (water soluble) NPK - 00:00:50. We supply our products to 17 reputed countries of World and our product is well accepted by our valuable buyers. About Product : Potassium Sulphate is a high-grade potassium fertilizer containing high Sulphur, high Potassium, and low Chlorine. It is mainly used for grapes, citrus, flowers, tobacco and anaerobic crops. It is also used for cutting and cultivating delicate crops (such as greenhouse cultivation, hydroponic crops, etc.) considered as a premium fertilizer. Packing: 25kg bags, 50kg bags, 1200kg jumbo bags, and customer's marking bags. Handling and Storage: Store in a cool and dry place, away from moisture, heat. Protect the materials from the sun or rain during transportation. Item Specification Appearance : White Powder K2O %: Min 50.0 Chloride (as Cl) %: Max 1.0 Moisture %: Max 0.5 Sulphur: Min 18.0 pH Value (1% Solution): 2-3 Insoluble Matter: Max 0.3 Sodium: Max 0.4 Na as NaCL: Max 1.1 Appearance : White free flow powder.
Commodity:Sodium Aluminate Other names:Aluminium sodium dioxide; SodiumaluminatecaHO; dialuminum; oxygen(-2) anion; sodiooxysodium Molecular formula: NaAlO2 CAS No.: 1302-42-7 Property: colorless, odorless, tasteless, strongly alkaline. Solid type: white powder or granules, hygroscopic, readily soluble in water. The aqueous solution may absorb CO2 and form aluminum hydroxide precipitate. Addition of NaOH is required to increase stability. Liquid type: transparent slurry, stable during storage life. Prolonged stay of diluted aqueous solution may cause aluminum hydroxide precipitate. Use: In the construction process, it can be used as leaking stoppage agent combined with the sodium silicate. In paper-making, this product can mix with aluminum sulfate to be a good filling agent. In water treatment, it can be used as additive of purifier. Technical specifications: ModelNa2Al2O4Al2O3Na2O/Al2O3Insoluble % Density, g/c m3Shelf life, month LiquidA-129181.700.51.48±0.0112 A-238241.300.51.50±0.0112 SolidSNA162391.25±0.050.5 24 SNA265411.25±0.050.5 24 SNA377481.25±0.050.5 24 SNA480501.25±0.050.5 24 Packing: Solid powder in 25kg PP bag Liquid in 300kg drums or 1500kg IBC tank
Potassium Monopersulfate compound, a white, free flowing crystalline granule, is non-toxic, odorless, and easily soluble in water. It is an efficient, environmentally friendly, and multifunctional acidic oxidant. General Information Product Name Potassium Monopersulfate compound CAS 70693-62-8 Chemical formula 2KHSO5 KHSO4 K2SO4 Molecular weight 614.7 Specification Appearance White, free flowing granule Available Oxygen, % 4.5 KHSO5,  % 42.8 Loss on Drying  % 0.15 Bulk Density, g/L 0.80 pH (10g/L,25 C) 2.0 .4 Sieve Residue on 75 m test sieve, % 90.0 Packaging Product is packaged in plastic woven bags lined with polyethylene film, with a net weight of 20kg/bag or 50kg, or the packaging form and net content can be determined through negotiation according to customer requirements. Storage Store in a cool and well ventilated warehouse to prevent exposure to sunlight, rain, and moisture. Prohibit mixing with reducing substances for storage.
Commodity: Potassium Amyl Xanthate Product Nature Chemical name: Potassium Amyl Xanthate (PAX) Equivalent to : Z-6, AERO 350 xanthate Molecular Formula: C5H11OCSSK Physical characteristics: Slight yellow or grey yellow free flowing Powder or pellet and soluble in water. It is a xanthate based on the C5 alkyl isoamyl alcohol in the potassium salt form Testing method: Lead acetate titration CAS Number: 2720-73-2 EINECS No.: 213-180-2 Use A Collector With High Collection And Normal Selectivity,widely Use In Floatation Of CU/PB/NE AND PYRITE, Especially For The Floatation Of The Gold In Gold And Copper Mine.it Could Make Good Result In Copper And Lead Oxidized Ore.ofeen Used In Rough Selecting And Scavenging. Specifications Chemical components Specification 1 Specification 2 Purity 85% Min 90% Min Moisture & volatiles 10% Max 4% Max Free alkali 0.5% Max 0.2% Max Packing and Storage 120KG IRON DRUM,134 DRUMS PER 20'FCL,16.08MT; (OR 110-180KG IRON DRUM) 850KG Wooden Box,20 Box Per 20'fcl,17mt; (or 500kg,800kg,850kg Wooden Box With Inner BAG) 25-50KG WOVEN BAG
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:Avobenzone CAS No. 70356-09-1 Molecular Formula C20H22O3 Molecular Weigh 310.39 EINEC No. 274-581-6 Specification Quality standard: USP36 Appearance Off-white powder Assay 95.0-105.0% Melting range 81.0~86.0 Impurities Any individual impurity: 3.0% The sum of all of the impurities: 4.5% Loss on drying 0.5% Packaging and storage: 1kg/aluminum foil bag. 25kg/barrel, pharmaceutical packaging barrel. Sealed, stored in dark, with a shelf life of 2 years. Reference dosage: The hygiene standards for cosmetics stipulate that the maximum amount added shall not exceed 5%, and the general dosage is 1-4%. Usage: Sunscreen agent-1789 is the most effective fat soluble UVA filter and is a safe and effective UVA sunscreen approved by the US FDA for sale on the counter. It can effectively block UVA, thereby increasing the SPF value of sunscreen products. It can improve the efficacy of sunscreen products when used in combination with UVB filters, and BL-200 has the best effect when used in combination with octyl methoxycinnamate. BL-200 can increase its stability in the product. It has an extremely effective protective and repairing effect on human skin. Application: This product is soluble in oil and can be formulated into a cream using the usual method. However, the product turns red when it encounters metal ions, so other components such as formula water should not introduce metal ions. The equipment should be made of pure stainless steel, and an appropriate amount of EDTA-2Na should be added to the formula water phase to chelate with metal ions.
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.
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 Hydrosulfite Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate CAS No.: 7775-14-6 Molecular Weight: 174.10 Chemical Formula: Na2S2O4 Product Description Appearance: White, crystalline powder. Product Feature Odor: Slight irritative. Specific Gravity: Unavailable Solubility: Soluble in water. Density: 2.19 pH: 6-7 pH Test-Method: PH test paper. % Volatiles by volume @ 21C (70F): 0 Boiling Point: Not applicable. Melting Point: >300 C Decomposes. Vapor Pressure (mm Hg): No information found. Bulk Density: ~0.9 Evaporation Rate (BuAc=1): No information found. Application 1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching . 2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps. 3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products, 4. in mineral, the compound of thiourea and other sulphides. 5. as reducing agent in chemical industry. 6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. Packaging 50kg/100kg net in iron drums with double PVC bags Product Specification/Models NDEX 90%, 88%, 85%. FOOD ADDITIVE Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal calculated as Pb, 1ppm Water Insolubles05% Shelf Life(month)12
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.
4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
Formula:KAl(SO4)2 12H2O Relative Molecular Weight:474.39 CAS NO,: 7784-24-9 EINECS No.:5637-689-7 HS CODE.: 2833301000 Appearance: lump, white crystal, white powder Properties:Colorless, transparent, particle or crystalline powder, odorless, nontoxic, tastes slightly sweet and puckery, astringent, easily soluble in water, its water solution appears acid,is would lose crystal water and become white powder on heating Usage; Food industry: Buffering agents and leavening agents in food-grade products. Chemical Industry: Water Flocculant, aluminum tanning agents and after-treating agents for leather tanning in the leather industry, dyeing agents,Astringents,mordants etc. Items Specifications Potassium aluminum sulfate [AlK(SO4)2.12H2O] % 99.5 Plumbum(Pb) mg/kg 5.0 Arsenic (As) mg/kg 2.0 Fluorine (F) mg/kg 30.0 Selenium (Se) mg/kg 30.0 Moisture % 4.0
Product Name: Sodium permanganate Use level: Industrial Content: 40 (%) CAS Number: 10101-50-5 Molecular formula:NaMnO4 Molecular Weight: 141.93 Appearance: purple liquid. A density of 1.36 ~ 1.39 g / cm3, soluble in water, ethanol and ether, soluble in liquid ammonia. Decomposition in alkali. Strong oxidizing. And chemical properties similar to potassium permanganate. Purposes: as oxidants, disinfectants, fungicides and phosphorous antidotes. Toluene is also used to manufacture saccharin, o-toluene sulfonamide and organic synthesis and purification of phenol wastewater treatment. Can be used for circuit boards, metal surface cleaning, the conductive film cleaning to remove grease, electrolytic manganese dioxide, chemical fiber finishing, electroplating addition to hydrogen sulfide and other odors, as well as water treatment and so on. Packaging and storage: Industrial Pails barrel, net weight 25kg plastic drum, 250kg steel-plastic composite barrels, 1250kg IBC barrels packaging. Store in a cool dry place. Quality Standard: Â Items index Sodium permanganate (NaMnO4) Content / (%) 40 Water-insoluble content / (%) 0.01 Potassium (K) content / (%) 0.22 pH value 6 ?8 Density / (g/cm3) 1.36 1.39 Chloride (Cl) content / (%) 0.02
Commodity:Sodium sulfite Molecular Formula: Na2SO3 Molecule Weight: 126.04 Appearance: white or light yellow crystalline powder Item Value Top-grade First grade Qualified product sodium sulfite (Na2SO3),% 98.0, 96.0, 93.0 Fe,% 0.003 0.005 0.02 water-Insoluble ,% water-Insoluble ,% 0.02, 0.03, 0.05 Free alkali(as Na2SO3),% 0.10, 0.40, 0.80 Sulfate(as Na2SO4),% 2.5 Chloride(as NaCl),% 0.10 Uses: used in leather and tannage, plant bleaching agent, reductant Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. Net weight: 25,50,1000kilograms per bag or following your demand.
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.
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
