Fuel Ethanol Specifications

Brazil

National Department of Fuels

Technical Regulation DNC - 01/91

Specifications for Anhydrous Fuel Ethanol ("AEAC")
and Hydrous Fuel Ethanol ("AEHC").

 

Characteristics

Units

AEAC
(Anhydrous)

AEHC
(Hydrous)

Methods
1. Appearance

__

Clear and free of
suspended matter

Visual
2. Total acids, as acetic acid

mg/litre

30 max
(30 p.p.m)

30 max
(30 p.p.m)

MB-2606
(NBR-9866)
3. Electrical conductivity

µS/m

500 max

500 max

MB-2788
(NBR-10547)
4. Chlorides, as Cl.

mg/kg

__

1 max
(1 p.p.m)

MB-3055
(NBR-10894)
5. Sulphate, as SO4

mg/kg

__

4 max
(4 p.p.m)

MB-3055
(NBR-10894)
6. Specific gravity at 20°C,
(at point of production)

kg/m³

791.5 max

809.3±1.7

MB-1533
(NBR-5992)
7. Specific gravity at 20°C, denatured with 3% v/v gasoline (at point of sale)

kg/m³

__

808.0±3.0

MB-1533
(NBR-5992)
8. Material non-volatile at 105°C, (at point of production)

mg/litre

30 max
(30 p.p.m)

30 max
(30 p.p.m)

MB-2123
(NBR-8911)
9. Copper, as Cu.

mg/kg

0.07 max
(0.07 p.p.m)

__

MB-3054
(NBR-10893)
10. Iron, as Fe.

mg/kg

__

5 max
(5 p.p.m)

MB-3222
__
11. Sodium, as Na.

mg/kg

__

2 max
(2 p.p.m)

MB-2787
(NBR-10422)
12. Acidity/alkalinity

pH

__

7.0±1.0

MB-3053
(NBR-10891)
13. Residue on evaporation, (at point of sale)

mg/litre

__

50 max
(50 p.p.m)

MB-2053
(NBR-8644)
14. Ethanol content,
(at point of production)

°INPM

99.3 min

93.2±0.6

MB-1533
(NBR-5922)
15. Ethanol content, when denatured with 3% v/v gasoline, (at point of sale)

°INPM

__

92.6 to 94.7

MB-1533
(NBR-5922)
16. Gasoline content,
(at point of sale)

mg/litre

__

30 max
(3.0% v/v)

CNP/DIRAB
No. 209/81

Notes:

A. The test methods listed with "MB" numbers are those of "Metodos Brasileiros". The equivalent methods of the Assocacão Brasileiro de Normas Tecnicas ("A.B.N.T.") are inserted in parentheses.

B. This data has been extracted and translated from the original standard in Portuguese. For more details and authenticity, reference should be made to the original standard.

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