β Scribed by Wurdack, John H.
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
Wurdack dealing principally with the distribution, general characteristics, and possible functions in plants of natural coloring matters. While the subject matter of this paper is still fresh in our minds, it seemed desirable to present at this time a number of additional facts of interest which rel
l'crNn--llidory of Alizarin. [Jour. Frank. Inst, ccntum,\* we find tlwir anm,'tl saving to be 52 tons of coal, or about $20 G at S.4 per t,m ; the I)ri('e of three he,~ters for a [)oiler being about 8600, the heaters pay tbr lhc, n)seh'es in three years at most. The daily (.onsumpti,m (,f ,oal bein
## Abstract Capillary electrophoresis with UV/visible diodeβarray detection (DAD) and electrospray mass spectrometric (ESIβMS) detection were used for the identification of anthraquinone color components of cochineal, lacβdye and madder, natural red dyestuffs often used by ancient painters. For the
Structures of the safflower red pigment carthamln and the yellow pigment safflor yellow A are shown to be expressed by 2 and 2 respectively, mainly on the basis of spectroscopic evidence. The structure of red l-4) and yellow 3,5) pigments In the flower petals of Carthamus tinctorius L. has been stud
## Abstract Reversed phase liquid chromatography with diode array detection (DAD) and electrospray mass spectrometric (ESI MSD) methods were developed for the identification of anthraquinone color components of cochineal, lac dye, and madder β red natural dyestuffs. Electrospray mass spectrometry w