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Sodium sulphate

145.00 122.00

Estimated delivery on April 18, 2021
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Sold By : SKU: PALLAV & 02510 00500 Category:
Grade
Grades (Technical grade)NA
Requirements
DescriptionMaterial shall consist essentially of sodium sulphate, anhydrous, It shall be in the form of a white, free-flowing powder, free from visible impurities and shall be almost completely soluble in water
Sodium sulphate (as Na2SO4) percent by mass, Min99
Matter insoluble in water, percent by mass, Max0.25
Chlorides ( as NaCl ), percent by mass, Max0.2
Iron, aluminum and chromium as (R2O3), percent by mass, Max0.02
Iron ( as Fe ), percent by mass, Max0.002
Loss on drying, percent by mass, Max0.5
pH ( of 10 percent solution )7.0 to 7.5
Chemical formulaNa2.SO4
Molecular weight (g/mol)142.04
GradeLR
Assay (Na2SO4; after drying) (%)≥ 99.0
Insoluble matter(%)NA
pH-value (5%; water, 25ºC)NA
Chloride (Cl)(%)≤0.001
Total nitrogen (N)(%)≤0.0005
Calcium (Ca)(%)≤0.01
Phosphate (PO4)(%)≤0.001
Iron (Fe)(%)≤ 0.001
Potassium (K)(%)≤ 0.01
Heavy metals (as Pb)(%)≤ 0.0005
Magnesium (Mg)(%)≤ 0.005
Loss on ignition (800ºC)≤ 0.5
Physical form of materialCrystal
Colour of materialWHITE
Packing
The material shall be packed as agreed to between the purchaser and the supplierYes
Packing size (in kg)0.5
Marking
The packages shall be legibly marked with the following information : a)Name and grade of the material; b)Net mass of the material; c)Year of manufacture; d)Manufacturer’s name or his recognized trade-mark, if any; and e)Batch number, to enable the batch of manufacture to be traced from recordsyes
The product may also be marked with Standard markyes
Shelf Life
Shelf Life (years)1
Certification
Conformity to BIS specifications IS: 255(latest)NA
Whether ISI markedNo
CM/L Number(Must declare if ISI Marked)NA
Test Report Details
Availability of Test Report from Central Govt/NABL/ILAC accredited lab to prove conformity to specificationNo
Test Report to be submitted to the Buyer on Demand write NA if Test report is not availableNA
Weight 1 kg

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