Plot No-C1-1031-9, GIDC Estate, Panoli, Ankleshwar, Gujarat - 393002. India
Telephone Mobile: 91-7506449333; e-mail: info@crystalclearproducts.orgSoda Lime ---- Sodium Acetate ---- Sodium Adipate ---- Sodium Alginate ---- Sodium Ascorbate ---- Sodium Benzoate ---- Sodium Bicarbonate ---- Sodium Bisulfate ---- Sodium Borate, Borax ---- Sodium Bromate ---- Sodium Bromide ---- Sodium Butyl Paraben ---- Sodium Butyrate ---- Sodium Caprylate ---- Sodium Chloride ---- Sodium Citrate ---- Sodium Diacetate ---- Sodium Erythorbate -- Sodium Ethyl Paraben ---- Sodium Formate ---- Sodium Gluconate ---- Sodium Glycerophosphate ---- Sodium Formaldehyde Bisulfite ---- Sodium Hyaluronate ---- Sodium Hydroxide ---- Sodium Lactate ---- Sodium Lactobionate ---- Sodium Lauryl Sulfate ---- Sodium Methyl Paraben ---- Sodium Metabisulfite ---- Sodium Molybdate ---- Sodium Nitrate ---- Sodium Nitrite ---- Sodium Oleate ---- Sodium Perborate ---- Sodium Persulfate ---- Sodium Phosphate Monobasic ---- Sodium Phosphate Dibasic ---- Sodium Phosphate Tribasic ---- Sodium Picosulfate ---- Sodium Propyl Paraben ---- Sodium Propionate ---- Sodium Saccharin ---- Sodium Selenate ---- Sodium Selenite ---- Sodium Stibogluconate ---- Sodium Sulfate ---- Sodium Sulfide Nonahydrate ---- Sodium Tartrate ---- Sodium Thiosulfate ---- Benzyl Benzoate ---- Selenious Acid
Soda Lime Granules Pallets Powder Specifications of Commercial Pure & BP Ph Eur USP NF Analytical Reagent Grade Manufacturers & Exporters
Soda Lime Granules Pallets Powder CAS Number 8006-28-8Soda Lime USP Grade Specifications:
DEFINITION
Soda Lime is a mixture of Calcium Hydroxide and Sodium or Potassium Hydroxide or both. It may contain an indicator that is inert toward anesthetic gases such as Ether, Cyclopropane, and Nitrous Oxide and that changes color when the Soda Lime can no longer absorb Carbon Dioxide.IDENTIFICATION
Loss on Drying: Sample: 10 g
A.
Analysis: Place a granule on a piece of moistened red litmus paper.
Acceptance criteria: The paper turns blue immediately.
B. Identification Tests—General, Calcium
Sample solution: A solution in 6 N acetic acid
Acceptance criteria: Meets the requirements. It also imparts a yellow color to a nonluminous flame that, when viewed through cobalt glass, may show a violet color.
Analysis: Dry at 105C for 2 h.
Acceptance criteria: 12.0% to 19.0%
Carbon Dioxide Absorbency:
Analysis: Fill the lower transverse section of a U-shaped drying tube of 15-mm internal diameter and 15-cm height with loosely packed glass wool. In one arm of the tube, place 5 g of anhydrous calcium chloride, and weigh the tube and the contents. In the other arm, place 9.5 to 10.5 g of Soda Lime, and again weigh. Insert stoppers in the open arms of the tube, and connect the side tube of the arm filled with Soda Lime to a calcium chloride drying tube, which in turn is connected to a suitable source of supply of carbon dioxide. Pass the carbon dioxide through the tube at 75 mL/min for 20 min, accurately timed. Disconnect the tube, cool to room temperature, remove the stoppers, and weigh.
Acceptance criteria: NLT 19.0% increase in weight of the Soda Lime used for the test.
Hardness:
Sample: 200 g
Analysis: Screen the Sample on a mechanical sieve shaker having a frequency of oscillation of 285±3 cycles/min, for 3 min, to remove granules both coarser and finer than the labeled particle size. Weigh 50 g of the granules retained on the screen, and place them in a hardness pan that has a diameter of 200 mm and a concave brass bottom 7.9 mm thick at the circumference and 3.2 mm thick at the center, with an inside spherical radius of curvature of 109 cm. Add 15 steel balls of 7.9-mm diameter, and shake on a mechanical sieve shaker for 30 min. Remove the steel balls, brush the contents of the hardness pan onto a sieve of the fine-mesh size designated on the label, shake for 3 min on the mechanical sieve shaker, and weigh.
Acceptance criteria: NLT 75.0% of Soda Lime is retained on the screen.
Moisture Absorption:
Sample: 10 g
Analysis: Place the Sample in a tared 50-mL weighing bottle having a diameter of 50 mm and a height of 30 mm, and weigh. Then place the bottle, with cover removed, for 24 h in a closed container in which the atmosphere is maintained at 85% relative humidity by being in equilibrium with sulfuric acid having a specific gravity of 1.16. Weigh again.
Acceptance criteria: The weight increase is NMT 7.5%.
Particle Size Distribution Estimation by Analytical Sieving:
Sample: 100 g
Analysis: Screen the Sample for 5 min as directed, using a mechanical shaker.
Acceptance criteria: It passes completely through a No. 2 standard-mesh sieve, and NMT 2.0% passes through a No. 40 standard-mesh sieve. NMT 7.0% is retained on the coarse-mesh sieve, and NMT 15.0% passes through the fine-mesh sieve designated on the label.
Soda Lime BP Specifications
DEFINITION
Soda Lime is a mixture of sodium hydroxide, or sodium hydroxide and potassium hydroxide, with calcium hydroxide.CHARACTERISTICS
White or grayish white granules, or it may be coloured with an indicator to show when its absorptive capacity is exhausted. It absorbs about 20% of its weight of carbon dioxide.
Partially soluble in water; almost completely soluble in 1M acetic acid.IDENTIFICATION
A. When moistened with hydrochloric acid and introduced on a platinum wire into a flame, imparts a yellow colour to the flame.
B. A solution in 1M acetic acid yields reaction C characteristic of calcium salts.
C. A suspension in water is strongly alkaline to litmus paper.TESTS
Hardness of granules
Shake 200 g on a sieve no. 2000 for 3 minutes using a mechanical sieve shaker that reproduces in a uniform manner the circular and tapping motion given to sieves in manual use and has a frequency of oscillation of 282 to 288 cycles per minute. Place 50 g of the retained material in a hardness pan 20 cm in diameter having a concave brass bottom, 7.9 mm thick at the circumference, 3.2 mm thick at the centre and with an inside spherical radius of curvature of 109 cm. Add 15 steel balls, 7.9 mm in diameter, and shake on the mechanical sieve shaker for 30 minutes. Remove the steel balls, transfer the contents of the pan to a sieve no. 2000 and again shake on the mechanical sieve shaker for 3 minutes. The material retained by the sieve weighs not less than 37.5 g.
Size of granules
Shake 500 g on a perforated plate of nominal pore size 6.70 mm; not more than 5 g is retained. Then shake on a sieve no. 4750; not more than 50 g is retained. Shake the un-retained material on a sieve no. 1400; not more than 20 g passes through. Shake the un-retained material on a sieve no. 600; not more than 7.5 g passes through.
Loss on drying
When dried to constant weight at 105C, loses 14.0 to 21.0% of its weight. Use 1 g.
Moisture absorption
Place 10 g in an open glass dish about 50 mm in diameter and 30 mm high in a desiccator over sulphuric acid (14%) and allow it to remain for 24 hours. The increase in weight is not more than 7.5%.
Carbon dioxide absorption
The activity is not less than 120 minutes when determined by the following method.
Use a vertically-clamped tube of glass or other suitable transparent material about 25 cm long and 29 to 31 mm internal diameter with closely fitting rubber bungs at each end; the bungs are bored to receive polythene or glass tubing of about 8 mm external diameter, the tubing being flush with the inner ends of the bungs. With the lower bung in position, place sufficient nylon mesh support on top of the bung to produce a bed of mesh about 10 cm deep and press a closely fitting disc of stainless steel gauze of nominal mesh aperture about 500 µm on top of the nylon mesh so that its surface is at right angles to the axis of the tube. Introduce 59.8 to 60.2 g of the substance being examined onto the steel gauze in three portions, tamping lightly after the addition of each portion. Place a second disc of steel gauze on top, followed by a sufficient quantity of nylon mesh such that the soda lime is kept consolidated by slight pressure when the second bung has been inserted. The exit tube is connected to a condenser, consisting of two 50 ml separating funnels, leading to a drying tube packed with anhydrous calcium chloride and then to a carbon dioxide analyzer sufficiently sensitive to detect 0.2% v/v of carbon dioxide. A katharometer, calibrated for carbon dioxide and preferably used in conjunction with a chart recorder, is suitable.
Using the gas analyzer in accordance with the manufacturer's instructions, accurately determine the carbon dioxide content, p, as a percentage v/v, of a nominal 5% carbon dioxide mixture, the balance gas being oxygen, air or nitrogen as appropriate to the type of gas analyzer being used. Suitable compressed gas mixtures are available commercially. Assemble the apparatus described above and pass the gas mixture downwards into the absorption tube at a rate of 900 cm3 per minute until such time that the gas analyzer shows the content of carbon dioxide in the effluent gas to have risen to 0.2% v/v. Steps should be taken to vent the effluent gas if an oxygen-carbon dioxide mixture is being used. Record the time taken, t, in minutes. The activity of the soda lime is given, in minutes, by the expression tp/5.
Soda Lime Analytical Reagent Grade Specifications
CAS Number 8006-28-8
NOTE. Soda lime is a mixture of variable proportions of sodium hydroxide with calcium oxide or hydroxide. This reagent may or may not include an indicator.REQUIREMENTS
Carbon dioxide absorption capacity: 19.0%MAXIMUM ALLOWABLE
Loss on drying at 200C: 7%
Fines: 1%Crystal Clear Products and the group companies are manufacturing chemicals since several decades. We have automatic vacuum operated titanium evaporators and SS316 equipments to produce top grade of chemical products. We have toll manufacturers and representatives in China, UAE, Europe, Canada & USA and agents & customers in all countries like USA, Canada, Europe, UAE, South Africa, Tanzania, Kenya, Egypt, Nigeria, Uganda, Turkey, Mexico, Brazil, Chile, Argentina, Bangkok Thailand, Kaula Lumpur Malaysia, Dubai UAE etc. & sales representative in Chicago, Houston New York & Los Angeles, USA. Associated units are FDA-GMP certified, Halal and/or Kosher certified, REACH registered, ISO-9001, ISO-22000 HACCP certified, Crisil Rated.
Contact Soda Lime Granules Pallets Powder IP BP Ph Eur EP JP USP NF ACS Analytical Reagent FCC Food Grade manufacturers exporters at:
Crystal Clear Products
Plot No-C1-1031-9, GIDC Estate, Panoli, Ankleshwar, Gujarat - 393002. India
Telephone Mobile: 91-7506449333; e-mail: info@crystalclearproducts.orge-mail: info@crystalclearproducts.org
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