Table 2: Application of proposed methods for the determination of BRH in pure form.

BRHBTB (A)BPB (B)BCG (C)I2 (D)KMnO4 (E)

Taken (µg mL−1)3.003.003.005.0020.00
6.006.006.0010.0025.00
9.009.009.0015.0030.00
12.0012.0012.0020.0035.00
15.0015.0015.0025.0040.00

Found (µg mL−1)3.013.043.104.9920.02
6.056.036.0910.0524.95
8.999.089.1015.0230.05
11.9812.0612.0819.9535.06
15.1014.9614.9824.9639.96

Recovery (%)99.6798.6896.77100.2099.90
99.1799.5098.5299.50100.20
100.1199.1298.9099.8799.83
100.1799.5099.34100.2599.83
99.34100.27100.13100.16100.10

Mean 99.6999.4298.73100.0099.97
SD1.501.801.251.601.25
Reference method [14]

-test (1.10)*0.110.421.730.310.33
-test (2.61)*2.253.241.562.561.56

Each result is the average of five separate determinations. Values in paranthesis are thetabulated and values, at [27].