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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Laboratory analysis report for a sample of Anglo-American Petroleum Spirit, detailing distillation results and chemical composition.

Identifier  ExFiles\Box 32\1\  Scan098
Date  17th December 1923
  
Hs{Lord Ernest Hives - Chair}
Rey
H14/EA17.12.23
Laboratory

Re Sample of Anglo-American Petroleum Spirit

Distillation :-
Specific Gravity .730

Boils at 58°C
First Distillate over at 67°C

Temperature °C    % Distillate
80        13.0
90        30.0
100        48.0
110        65.0
120        75.5
130        85.5
140        91.0

Volatile Hydro-carbons ---- 3.0 %

Analysis

Olefines & Di-olefines ---- 1.6 %
Aromatic Hydro-carbons ---- 16.4 %
Paraffins & Cyclo-paraffins ---- 82.0 %

Hl.
HE.
  
  


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