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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 report detailing the distillation and analysis of a 50/50 Petrol-Benzole sample.

Identifier  ExFiles\Box 20\6\  Scan075
Date  16th January 1925 guessed
  
4985

Hs{Lord Ernest Hives - Chair} for
Mr.Robotham
H16/EA16125
Laboratory.

Exptl.Dept.

C. Sent to Rq.

Re Sample of 50/50 Petrol-Benzole

Distillation:-
Specific Gravity .815

Initial Boiling Point ------- 40°C
Final Boiling Point -------- 213°C
Total Distillate ----------- 97.5%
Residue ------------------ 1.5%
Loss --------------------- 1.0%

Temperature °C
% Distillate

80 -------- 3.0
90 -------- 38.0
100 ------- 52.5
110 ------- 65.5
120 ------- 73.5
130 ------- 80.0
140 ------- 83.0
150 ------- 86.0
160 ------- 89.0
170 ------- 91.0
180 ------- 93.0
190 ------- 94.5
200 ------- 95.5

Analysis.

Olefines and Di-olefines ----- 31.2%
Aromatic Hydro-carbons ----- 31.4%
Paraffins & Cyclo-paraffins- 37.4%

H1.
HE
  
  


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