Fisher Scientific UK Ltd.
part of Thermo Fisher Scientific
Bishop Meadow Road,
Loughborough,
Leicestershire,
LE11 5RG |
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Specification Sheet
Fisher Scientific's Quality System has been found to conform to Quality Management System Standard ISO9001:2015 by SAI Global Certificate Number QMS42099
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| Catalogue Number: |
S/4840 |
Expiry Phrase: |
Use within 4 years of opening |
| Description: |
Sodium hydroxide |
| Result Name |
Specification |
Units |
| Assay |
>= 97 |
%
|
| Calcium (Ca) |
<= 100 |
ppm
|
| Carbonate (CO3) |
<= 2 |
%
|
| Copper (Cu) |
<= 20 |
ppm
|
| Iron (Fe) |
<= 20 |
ppm
|
| Lead (Pb) |
<= 20 |
ppm
|
| Magnesium (Mg) |
<= 100 |
ppm
|
| Potassium (K) |
<= 2000 |
ppm
|
| Total chloride (Cl) |
<= 0.02 |
%
|
| Total phosphorus (P) |
<= 50 |
ppm
|
| Total silicon (Si) |
<= 500 |
ppm
|
| Total sulfur (S) |
<= 200 |
ppm
|
| Zinc (Zn) |
<= 50 |
ppm
|
|
Mrs Paula Faulkes |
Sunday 21st of December 2025 |
|
Quality Assurance Manager. |
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Note: The data listed is valid for all package sizes of this lot of this product, expressed as an extension of the catalogue number listed above. If there are any questions regarding this certificate, please call Technical Support on +32 1456 5600
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