共 4 条
- [1] AMBLER JA, 1930, USDA DEPT B S1, V1390
- [2] Analysis of triphenylmethane and azo dyes by titanous chloride [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1923, 15 : 1042 - 1044
- [3] Use of buffers in the determination of color by means of titanium trichloride I - Amaranth, Ponceau 3R, and Orange I [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1928, 20 (01): : 860 - 862
- [4] KNECHT E, 1918, NEW REDUCTION METHOD