Spreadsheet: 885078d1734504494-how-to-return-second-from-last-entry-in-a-column-forum
Sheet: Sodium Silicate

Composite Tank | Grey 1 | [NAME] | Nil | [NAME] | PQ Corp | Liquid
Resample | Grey 2 | [NAME] | Sand | [NAME] | Trade Kings HC | Semi-Solid
[NAME] | Grey 3 | Tinotenda | Plant Fibre | [NAME] |  | Solid
Lab Sample | Grey 4 | Patience | Paper | Innocent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Certificate of Analysis
New Sample | Grey 5 | Mitchelle | Metal | Mathew
 |  | Vincent | Other | Kavhu |  |  | Certificate of Analysis |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Sodium Silicate Purity
 |  | Agritta |  | Tafadzwa |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (Na2O)1(SiO2)2
 |  | Casandra |  | Lab Sample |  |  | Sodium Silicate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Key
 |  |  |  |  |  |  | (Na2O)1(SiO2)2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Not Acceptable |  |  |  | 1 | Within Spec |  |  | 6 | Caution |  |  |  | 3
 |  |  |  |  |  |  | Key
 |  |  |  |  |  |  | Not Acceptable |  |  |  |  | 1 |  | Within Spec |  |  |  |  | 6 | Caution |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  | Pre Digestion |  |  |  |  |  |  |  | Post Digestion
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Total | H2O |  | (Na2O)1(SiO2)2 |  |  |  |  | (Na2O)1(SiO2)2 |  |  | H2O |  | Total
 |  |  |  |  |  |  | Date | Time |  | Batch No. | Color | State | Impurities | Sodium Oxide |  |  |  | Sodium Silicate Concentration |  |  |  |  | Personnel |  | Digestion Ratio |  |  |  |  |  |  |  |  |  |  | steam | liquid | [NAME] |  | Na2O |  |  | Na2O |  | [NAME] | liquid | steam
 |  |  |  |  |  |  |  |  | Supplier |  |  |  |  | Sample Weight | H2SO4 | Alkalinity | Concentration |  | Specific Gravity | Baume | Aqueous | Solution Weight |  |  |  |  |  |  |  |  |  |  |  |  |  | 18.015 | 18.015 | 60.084 |  | 61.979 | Molecular Mass g/mol
 |  |  |  |  |  |  |  |  |  |  |  |  |  | g | ml | 14.17 – 15.67 | Na2O | [NAME] | @ 20° C/ 60°F | 48 - 52 | 41% - 46 % | g | Analyst | Attendant | (Na2O)1(SiO2)2 | H2O | Concentration | Ratio |  |  |  |  |  |  |  | 18.015
 |  |  |  |  |  |  | Composite |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  | Recipe Ratio
 |  |  |  |  |  |  | 1900-08-01 00:00:00 | 1605hrs | PQ Corp | 1 | Grey 2 | Liquid | Nil | 2.009 | 8.4 |  | 0.1335 |  |  |  |  | 142.2 | Vincent | Innocent | 3750 | 4700 |  |  |  |  |  |  |  |  |  |  |  | 1
 |  |  |  |  |  |  | 2024-08-08 00:00:00 | 0845hrs | PQ Corp | 6 | Grey 5 | Liquid | Nil |  |  |  | 0.1481 |  |  |  |  | 150.5 | [NAME] | Lab Sample | 3750 | 4100 |  |  | Batch made from nightshift 07.08204 |  |  |  |  |  |  | 38 |  |  |  |  | Kg Composition %
 |  |  |  |  |  |  | 2024-08-08 00:00:00 | 0900hrs |  | [NAME] | Grey 1 | Liquid | Nil |  |  |  | 0.1569 |  |  |  |  | 146.12 | [NAME] |  |  |  |  |  | Cold power sample from drum
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.15 |  |  |  |  | 150 |  |  | 3750 | 4500 |  |  |  |  |  |  |  |  |  |  |  | 2 | : | 1 | Reaction Ratio |  |  | :
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | : | 1
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Mass kg
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Vapor kg
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Sample Solution Weight g
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (Na2O)1(SiO2)2 Purity
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | steam | liquid | [NAME] |  |  | bar |  | m3 |  | [NAME] |  |  | time (h)
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  | 12 |  | 12000 |  |  | 4
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  | 0.018 |  | 18
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  | 0.018 |  | 18
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.42 |  | 0.018 |  | 18
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.42 |  | 0.018 |  | 18