Table 1.

Kinematic viscosity, surface tension and density of deuterium depleted (Superlight), Semilight, Normal, Semiheavy and Heavy water samples studied at 4°C and 20°C

Water	Deuterium	Kinematic viscosity, mm2/s		Surface tension, mN/m		Density, g/cm3
sample	content	4°C	20°C	4°C	20°C	4°C	20°C
Superlight	2 ppm	1.5458 ± 0.0017	0.9923 ± 0.0017	76.27 ± 0.01	73.93 ± 0.01	1.0001 ± 0.00015	0.9979 ± 0.00015
	4.2 ppm	1.5179 ± 0.0017	0.9626 ± 0.0017	76.39 ± 0.01	73.93 ± 0.01	0.99950 ± 0.00015	0.9982 ± 0.00015
Semilight	18.9 ppm	1.5145 ± 0.0017	n/a	77.58 ± 0.01	n/a	0.99995 ± 0.00015	0.9999 ± 0.00015
	37 ppm	1.4863 ± 0.0017	n/a	77.58 ± 0.01	n/a	0.99980 ± 0.00015	n/a
	41.3 ppm	1.4900 ± 0.0017	n/a	77.34 ± 0.01	n/a	0.99989 ± 0.00015	0.9999 ± 0.00015
	96.5 ppm	1.4627 ± 0.0017	n/a	77.58 ± 0.01	n/a	1.00040 ± 0.00015	1.0004 ± 0.00015
Normal	144.7 ppm	1.5746 ± 0.0017	1.0075 ± 0.0017	75.49 ± 0.01	72.58 ± 0.01	1.00027 ± 0.00015	0.9975 ± 0.00015
	145.6 ppm	1.5896 ± 0.0017	1.0057 ± 0.0017	74.87 ± 0.01	72.75 ± 0.01	1.00030 ± 0.00015	1.0001 ± 0.00015
Semiheavy	52%	1.6502 ± 0.0017	1.0534 ± 0.0017	74.83 ± 0.01	70.39 ± 0.01	n/a	n/a
	53%	1.6514 ± 0.0017	1.0862 ± 0.0017	74.87 ± 0.01	70.39 ± 0.01	1.05850 ± 0.00015	1.0532 ± 0.00015
Heavy	90.98%	1.7813 ± 0.0017	1.1968 ± 0.0017	70.08 ± 0.01	67.08 ± 0.01	1.1052 ± 0.00015	1.1052 ± 0.00015
	99.96%	1.7500 ± 0.0017	1.274 ± 0.0017	69.93 ± 0.01	67.80 ± 0.01	1.1040 ± 0.00015	1.1042 ± 0.00015