Table 6: Specific refractive index increments re-calculated from "serum protein" scales.
Manufacturer/brand |
Model |
ATC |
Low RI |
High RI |
dn/dc (calc.) |
Atago [38] |
Master SUR/Na |
Yes |
1.3365 (0%) a) |
1.3575 (12%) |
0.000175 |
Reichert [39] |
Goldberg TS |
Yes |
1.3400 (3%) |
1.3634 (15%) |
0.000195 |
Reichert [40] |
TS-400 |
Yes |
1.3357 (0%) |
1.3564 (11.5%) |
0.000180 |
Sper Scientific [41] |
300005 |
No |
1.3349 (0%) |
1.3581 (12%) |
0.000193 |
Bellingham & Stanley [42] |
E-line veterinary b) |
Yes |
1.3367 (0%) |
1.3540 (9%) |
0.000192 |
Teckoplus [43] |
RETK-70 |
Yes |
1.3350 (0%) |
1.3582 (12%) |
0.000193 |
Refractometer. Eu |
RUR-2 |
Yes |
1.3353 (0%) |
1.3588 (12%) |
0.000196 |
Dr. Richter |
N/A b) |
Yes |
1.3366 (0%) |
1.3571 (12%) |
0.000171 |
Arcarda |
REF312 b) |
Yes |
1.3366 (0%) |
1.3584 (12%) |
0.000190 |
TC |
THC-200 b) |
Yes |
1.3365 (0%) |
1.3570 (12%) |
0.000171 |
Remarks: The abbreviation ATC and N/A stand for automatic temperature compensation and not available, respectively: a) Numbers in brackets represent the approximate representative serum protein concentrations; b) Denotes a veterinary instrument.