Chemical profiling

Chemical Profiles Phosphoms," Chemical Marketing Reporter, Schnell Publishing Co., Inc, New York, 1964—1995. 

Chemical Profile on SaHcyHc Acid," Chem. Mark. Rep. (Feb. 22, 1993). 

Chemical Emergency Preparedness Program Interim Guidance, Chemical Profiles, 2 vols., U.S. Environmental Protection Agency, Washington, DC, 1985. 

Chemical Profile, Hydrogen Cyanide, Chemical Marketing Reporter, Schncll Publishing, New York, June 4, 1984. 

Feeding trials would only be performed on selected organisms, perhaps on just one organism that appears suitable for production. There is no point performing such expensive trials until the characteristics of the organism in culture and chemical profiles (i.e. the operations in 3), 4) and 5)) have been carried out... 

This example demonstrates how widely chemical profiles can differ between two populations separated by only a matter of kilometers in this case, populations of halictrum minus L. in the Voj vodina area of Serbia (Popovic et al., 1992) (Fig. 2.20). Plants collected at 500 m in the Fruska Gora Mountains (Novi Sad) afforded a comparatively complex mixture of benzylisoquinoline alkaloids that consisted of... 

The terpene profile of plants from the three areas exhibited a good deal of variation, ranging from the richest arrays seen in plants from the northern sites, through highly heterogeneous arrays in plants from the central part of the range, to a comparatively simple array in plants from the Heron Island site. Only in the case of northern region were identical chemical profiles observed in plants from different sites (Milne and Telford Reefs). The data appear in Table 5.3. 

CMR. 1983. Chemical Profile-Trichloroethylene. Chemical Marketing Reporter, February 14, 1983. 

The safety professional s online library, covering topics related to safety, safety management, ergonomics, fleet and environment. The Safety Library contains over 40 environmental databases and over 70 databases of chemical profiles. Subscription is required. 

Deak, K., Takacs-Novak, K., Tihanyi, K., Noszal, B. Physico-chemical profiling of antidepressive sertraline solubility, ionisation, lipophilidty. Med. Chem. 2006, 2, 385-389. 

The application of 13C NMR for the rapid analysis of the oil composition of oil seeds is well known [16], 13C NMR has recently been applied to the quantitative analysis of the most abundant fatty acids in olive oil [17]. The values obtained by this method differed by only up to 5% compared with GLC analysis. The quantitative analysis was applied to the olefmic region of the high resolution 13C NMR spectrum of virgin olive oil to detect adulteration by other oils which differed significantly in their fatty acid composition. The application of the methodology for the detection of adulteration of olive oil by hazelnut oil is more challenging as both oils have similar chemical profiles and further experiments are in progress. 

The following is a synopsis of current scientific toxicity and fate information for the top chemicals (by weight) that facilities within this sector self-reported as released to the environment based upon TRI data. The information contained below is based upon exposure assumptions that have been conducted using standard scientific procedures. The effects listed must be taken in context of these exposure assumptions that are more fully explained within the full chemical profiles in the Hazardous Substances Data Bank (HSDB) and the Integrated Risk Information System (IRIS), both accessed via the Internet. 

Among the possible alternative methods, in vitro assay (for ATMs) and quantitative structure-activity relationships (QSARs) models (for ANTMs) are the most applied approaches in the toxicological and ecotoxicological evaluation of chemicals profiles, even in the field of environmental research and risk assessment. 

Oloyede OI. 2005. Chemical profile of unripe pulp of Caricapapaya. Pakistan J Nutr 4 379-381. 

Fig. 5.10. Upper panel chemical profile of a 25 Af0 star immediately before core collapse. (Note change in horizontal scale at 2 Af0.) Lower panel the same, after modification by explosive nucleosynthesis in a supernova outburst. The amount of 56Ni (which later decays to 56Fe) ejected depends on the mass cut, somewhere in the 28Si 56Ni zone, and is uncertain by a factor of 2 or so. Adapted from Woosley and Weaver (1982).

Fig. 5.13. Time evolution of the chemical profile of a 40 Mq star that becomes a Wolf-Rayet star as a result of the outer layers peeling off in stellar winds. The spectrum evolves from type O to type B to a red supergiant (RSG) and then back to a blue supergiant (BSG) and towards increasing effective temperatures ending up well to the left of the main sequence. The chemically modified spectrum evolves from nitrogen-rich late, i.e. relatively cool (WNL), to nitrogen-rich early (WNE) to carbon-rich (WC) in some cases still hotter stars are observed that are oxygen-rich (WO). After Maeder and Meynet (1987).

---