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CERTIFICATE OF ANALYSIS
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CONTRACTNO.:MVN-2022-0628-00
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PRODUCT NAME
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SODIUM SULPHATE ANHYDROUS
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LOT NO./ QUANTITY
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20220420/2300MT
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TEST DATE / REPRESENTATIVE QA
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APRIL 20,2022/XIAOJUAN TAO
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MANUFACTURE DATE/EXPIRY DATE
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APRIL 2022/APRIL 2024
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TEST STANDARD
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GB/T6009-2014
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TEST REPORT
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PROPERTIES
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TEST
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STANDARD
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RESULT
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Appearance
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UMA-5588
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Free flowing white powder without any visible contaminatior
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White crystal powder Free flowing
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Odour
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UMA-5590
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The material should have no noticeable malodour
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No odour
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Particle Distribution Size (Mean) microns
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UMA-5160
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Min 75 - Max 300μm
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86
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Range 1
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UMA-5160
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>500 μm Max 5%
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2.5%
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Range 2
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UMA-5160
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>1000 μm Max 1%
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0.5%
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Bulk Density Ib/ft3
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UMA-5006
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Min 74.9136-Max 109.249
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89
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CHEMICAL PROPERTIES
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TEST
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STANDARD
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RESULT
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Sulphate as Na2So4%
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UMA-5036
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98.5% Minimum
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99.02
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Moisture (volatile matter)%
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UMA-5058
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0.5% Maximum
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0.05
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Matter Insoluble %
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UMA-5081
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0.25%Maximum
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0.05
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Sodium Chloride(as cl) %
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UMA-5593
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0.75% Maximum
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0.47
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Reflectance/Whiteness % OR
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UMA-5498
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90%Minimum
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90.3
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Color value (La,b)
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UMA-5843
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92.0Min |-2.5-2.5 |0-5
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94|1.0|3
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PH (in 1 % Solution)
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UMA-5578
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Min 5.0 - Max 9.5
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7.6
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ADDITIVES/CONTAMINANTS
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TEST
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STANDARD
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RESULT
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Ca+Mg
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UMA-5440
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500 mg/kg Maximum
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200
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Fe
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UMA-5440
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20 mg/kg Maximum
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19
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Cr
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UMA-5440
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500 mg/kg Maximum
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5
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Co
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UMA-5440
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50 mg/kg Maximum
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5
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Ni
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UMA-5440
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50 mg/kg Maximum
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4
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Ti
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UMA-5440
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50 mg/kg Maximum
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1
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Microbiological Analysis
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None
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None
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