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Test Category
試驗類別 |
Items, Materials or Products Tested
試驗項目、物料、或產品 |
Specific Tests or Properties Measured
特定試驗或量度的特性 |
Specification Standard Method or Technique Used
規範、標準方法或應用技術 |
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Construction Materials |
Concrete (chemical analysis) | Aggregate/Cement ratio (by CaO determination) |
BS 1881 : Part 124 : 1988 Cl. 5.4 CS 1 : 1990 Section 21.6.5 (AMD 1201) |
| Cement content (by CaO determination) |
BS 1881 : Part 124 : 1988 Cl. 5.4 CS 1 : 1990 Section 21.6.5 (AMD 1201) |
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| Original water content (as original total water/cement ratio) |
BS 1881 : Part 124 : 1988 Cl. 7 CS 1 : 1990 Section 21.7 |
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| Oven-dried bulk density | BS 1881 : Part 114 : 1983 Cl. 10 CS 1 : 1990 Section 16 (AMD 1201) |
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Chloride ion content |
BS 1881 : Part 124 : 1988 Cl. 10.2 CS 1 : 1990 Section 21.10.2 (AMD 1201) |
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| Sulphate content | BS 1881 : Part 124 : 1988 Cl. 10.3 CS 1 : 1990 Section 21.10.3 |
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| pH value | In-house Method CON-CHM-0801 | ||
| Acid-soluble alkali content (equivalent Na2O) |
In-house Method CON-CHM-1001 |