Montelukast Sodium Intermediate

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 /

Commodity: Sodium Bisulfite Molecular Formula: NaHSO3 Molecular Weight: 104.06 Properties: White monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.49; very easily soluble in water; can be decomposed when heated; slightly soluble in ethanol; aqueous solution is acidic; has strong reducing property; can be oxidized in the air or loose sulfur dioxide. Quality Standard: HG/T3492-80 Technical Indicator High-purity grade Acrylic grade Food grade Refined grade Industrial grade 1 NaHSO3 % 99.5 Insol. in water % 0.003, 0.005, 0.03, 0.04, 0.05 Chloride(Cl) % 0.003, 0.004 Iron(Fe) % 0.001 0.002 0.005 Heavy metal(Pb) 0.001 Arsenic(As) % 0.0001 Clarity test Qualified Use: It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants. Packing: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc. Net wt.: 25/50/1000 kgs/bag or upon clients' request.

Sodium Acetate Trihydrate, E262, CAS no.6131-90-4, sodium salt of acetic acid, available as white to colorless crystals. Sodium Acetate Trihydrate is a common form of Sodium Acetate. With a similar function to Sodium Acetate Anhydrous, Sodium Acetate Trihydrate is also widely used as a preservative. Moreover, Sodium Acetate Trihydrate is an important intermediate in the manufacturing of Sodium Diacetate. As an experienced Sodium Acetate Trihydrate manufacturer and supplier, we has been supplying and exporting Sodium Acetate Trihydrate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Sodium Acetate Trihydrate Specification ITEM STANDARD Appearance Colorless crystals, slight acetic acid odor Assay (dry basis, %) 99.0-101.0 pH (5% Solution, 25) 7.5- 9.0 Loss on Drying (120 4h, %) 36.0 41.0 Insoluble Matter (%) 0.05 Chlorides (Cl, %) 0.035 Alkalinity (as Na2CO3, %) 0.05 Phosphate (PO4) 10 mg/kg Sulphate (SO4) 50 mg/kg Iron (Fe) 10 mg/kg Arsenic (As) 3 mg/kg Lead (Pb) 5 mg/kg Mercury (Hg) 1 mg/kg Heavy Metal (as Pb) 10 mg/kg

Raw material of washing product Sodium isethionate CAS 1562-00-1 Specification Appearance White crystalline Content 98.0% Water content min0.50% Sulfite min0.1% Ethylene glycol min0.1% PH(10%H2O) 7-11 Application: Sodium isethionate is an organic salt and an important intermediate for pharmaceuticals, cosmetics, and daily chemicals. The synthesis principle is the condensation reaction of sodium bisulfite and ethylene oxide to produce sodium isethionate.

Eltee DMCC is the top leading suppliers of Soda Ash Dense in the world. We supply Soda Ash Dense to all the major galss manufacturers of the world. Soda ash dense or Sodium Carbonate ( CAS name : disodium carbonate ), is a white, granular , alkaline material. Properties of Soda Ash Dense : * Chemical Formula: Na2CO3 * Molecular Weight : 105.99 * Absolute Density, g/cm3@25 degree C : 2.533 * Melting Point , degree centigrade: 851 * Solubility, max % @35.4 degree centigrade: 33.2 * pH of 1% solution @25 degree centigrade: 11.34 Physical Properties: * Sodium Carbonate (Na2Co3)% : 99.5% Min * Bulk Density : Ib./ft3 : 62.4 - 68.6 * GPL : 1000 - 1100 Chemical Properties: * NaCl Weight % : 0.04% Max * Si02% : 0.03 Max * Organic Matter as C% : 0.01% Max Product Usage : * Glass Industries * Chemical Intermediates * Soap and Detergent formulations * Water Treatment * Flue Gas Desulfurization * Pulp and paper

Eltee DMCC is the top leading suppliers of Soda Ash Dense Sachi Brand in the world. We supply Soda Ash Dense Sachi Brand to India, Bangladesh, China, Indonesia , Brazil, Egypt, Georgia, Japan, Jordan, Lithuania, Kenya, Malaysia, Nigeria, South Korea, Spain, United Arabian Emirates, Uganda, Thailand, Tanzania, Vietnam etc . Soda ash dense or Sodium Carbonate ( CAS name : disodium carbonate ), is a white, granular , alkaline material. Properties of Soda Ash Dense : * Chemical Formula: Na2CO3 * Molecular Weight : 105.99 * Absolute Density, g/cm3@25 degree C : 2.533 * Melting Point , degree centigrade: 851 * Solubility, max % @35.4 degree centigrade: 33.2 * pH of 1% solution @25 degree centigrade: 11.34 Physical Properties: * Sodium Carbonate (Na2Co3)% : 99.5% Min * Bulk Density : Ib./ft3 : 62.4 - 68.6 * GPL : 1000 - 1100 Chemical Properties: * NaCl Weight % : 0.04% Max * Si02% : 0.03 Max * Organic Matter as C% : 0.01% Max Product Usage : * Glass Industries * Chemical Intermediates * Soap and Detergent formulations * Water Treatment * Flue Gas Desulfurization * Pulp and paper

Eltee DMCC is renowned Exporters and Suppliers of Soda Ash Dense Sachi Brand in the world. We supply Soda Ash Dense Sachi Brand to several countries of world such as India, China, Bangladesh, South Africa, Kenya, Nigeria, Denmark, Qatar, Saudi Arabia, Peru, Philippines, Panama, Oman, Morocco, Malaysia, Laos, Vietnam , Indonesia, Greece, Ecuador, Egypt, Bulgaria, Australia, Chile etc. Soda ash dense or Sodium Carbonate ( CAS name : disodium carbonate ), is a white, granular , alkaline material. Properties of Soda Ash Dense : * Chemical Formula: Na2CO3 * Molecular Weight : 105.99 * Absolute Density, g/cm3@25 degree C : 2.533 * Melting Point , degree centigrade: 851 * Solubility, max % @35.4 degree centigrade: 33.2 * pH of 1% solution @25 degree centigrade: 11.34 Physical Properties: * Sodium Carbonate (Na2Co3)% : 99.5% Min * Bulk Density : Ib./ft3 : 62.4 - 68.6 * GPL : 1000 - 1100 Chemical Properties: * NaCl Weight % : 0.04% Max * Si02% : 0.03 Max * Organic Matter as C% : 0.01% Max Product Usage : * Glass Industries * Chemical Intermediates * Soap and Detergent formulations * Water Treatment * Flue Gas Desulfurization * Pulp and paper

Eltee DMCC is the Largest Exporters of Soda Ash Dense Sachi Brand in the world. We supply Soda Ash Dense Sachi Brand to Bangladesh in very Large Quantities. Soda ash dense or Sodium Carbonate ( CAS name : disodium carbonate ), is a white, granular , alkaline material. Properties of Soda Ash Dense : * Chemical Formula: Na2CO3 * Molecular Weight : 105.99 * Absolute Density, g/cm3@25 degree C : 2.533 * Melting Point , degree centigrade: 851 * Solubility, max % @35.4 degree centigrade: 33.2 * pH of 1% solution @25 degree centigrade: 11.34 Chemical Specifications : * Alkalinity (as Na2Co3)% : 99.2% Min * Chloride in terms of NaCL : 0.4% Max * Iron Content: 0.002% Max * Insolubility in water : 0.1 % Max * Na02% (if its need): 58% Min Physical Specification: * Bulk Density (Dense), gr/cm3 : 0.85 - 1.1 Appearance : (Mesh Size) * Below 20 : 10% Max * 20~30 : 25% Max * 30~100 : 60% Min * 100~140 : 7% Max * 140 above : 3% Max Product Usage : * Soda Ash Dense is widely used Glass Industries * Soda Ash Dense is used as Chemical Intermediates * Soda Ash Dense is used for Water Treatment. * Soda Ash Dense is used for Flue Gas Desulfurization * Soda Ash Dense has wide usage in Pulp and paper industry.