plant derived drugs and extracts

Scientific report: "The awareness of people about the risks of plant protection drugs in vegetable production: case studies in Hanoi and Thai Binh" ppsx

Ngày tải lên : 06/08/2014, 18:22

... level of pesticide risks to human and environment, their causes and risk group; and 2) draw recommendations for reducing pesticide risk to those risk groups and Thuy Son communes are producing ... and 17 pesticide sellers (Table 1) These sampled respondents were asked to express their perception of pesticide human and environmental risk groups, status of human and environmental risks and ... symptoms Headache and dizzy Spasm in extremities Much sweat perspiration, heave up Lost appetite Itch Fever and low blood pressure Feeling Sleepy Feeling weary in one’ legs and hand 79.3 6.9 13.8...

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Extraction, separation, and bio transformation of natural plant derived compounds within supercritical CO2 environment

Ngày tải lên : 21/05/2016, 22:18

... dioxide-isopropanol-water system and for the quaternary carbon dioxide-isopropanol-waterglucose system at 40 and 60 °C and at pressures between 13.8 and 30.0 MPa [48] A general review about mixtures of water and a hydrophilic ... water (24%) and non-oily solid (10%), and a press cake containing fibers and nuts - Clarification: The crude oil is separated from fibrous materials by screening and water by settling and centrifugating ... wet and dried palm fruits at pressures of 30, 40 and 50 MPa and temperatures of 40, 60 and 80°C Lau et al [64] also extracted oil from dried mesocarp The applied conditions 24 Fundamentals and...

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ISOTOPE HYDROGRAPH SEPARATION FOR MODELING OF RUNOFF MECHANISMS OF ATMOSPHERICALLY DERIVED CHEMICAL AND RADIOACTIVE POLLUTANTS

Ngày tải lên : 05/09/2013, 09:08

... Prefecture and the Ministry of Land, Infrastructure and Transport are appreciated The authors thank Dr Mariko Atarashi-Andoh for her aid in mass spectrometry We also thank Mr Takashi Ueno and Mr ... obtain δD (‰) and δ18O (‰), respectively, which are defined as the relative deviation of the parts per thousand ratios from that of a standard according to the following equation (Kendall and Caldwell, ... Machida and Kondoh (2001) showed that the relationship between δD and δ18O in shallow ground water and river water in Japan statistically is given by the equation: - 246 - Journal of Water and Environment...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 17)

Ngày tải lên : 18/10/2013, 00:15

... 0.05 mL of isobutyl nitrite or isobutyl alcohol standard solution at various concentrations and 0.2 mL distilled water are placed in the vial and mixed The following procedure is exactly the same ... µg) and isobutyl alcohol (injected amount 10 µg); they appeared at 3.4 and 7.4 of retention times, respectively The solvent acetone appeared at about The detection limits of isobutyl nitrite and ... nitrite (A) and isobutyl alcohol (B) um between the hydrolysis and esterification [7] Under the present HS conditions, the decomposition of alkyl nitrites by hydrolysis is minimized, and the esterification...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 67)

Ngày tải lên : 18/10/2013, 00:15

... in environmental and biological samples using gas chromatography/negative-ion chemical ionization mass spectrometry and tandem mass spectrometry J Mass Spectrom 30:1133–1143 VX and its decomposition ... NaCl and mL acetonitrilei, shaken and centrifuged The resulting acetonitrile layer is transferred to another test tube To the remaining aqueous phase, mL acetonitrile is again added, shaken and ... metabolism and decomposition in human bodies The detection limits of DAEMS in serum are about 50 ng/mL in the scan mode and about ng/mL in the SIM mode > Figure 2.3 shows a TIC, mass chromatograms and...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 20)

Ngày tải lên : 24/10/2013, 19:15

... 188 Cannabinoids and their metabolites GC analysis of cannabinoids in plant specimensa Reagents and their preparation • • • Extraction and purification of cannabinoids [3]: ... d3- and d10- substitution products of the acid are used When ∆9-THC11-oic acid-d3 is used, the mass spectrum shows ions at m/z 433, 418 and 374 with the Derivatization-2, and at m/z 491, 476 and ... as eluting solvent for getting each cannabinoid standard ∆9-THC, CBD and CBN are separately dissolved in ethanol to prepare 0.05–0.5 mg/mL standard solution for each compound b 5α-Cholestane...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 21)

Ngày tải lên : 24/10/2013, 19:15

... morphine, heroin and codeine The thick and thin arrows show the main and minor metabolic pathways, respectively ⊡ Figure 3.1 196 Morphine and its analogues GC and GC/MS analysis • • • • • Standard solutions ... HPLC analysis Reagents and their preparation • • Standard solutions of morphine for a calibration curve (2, and 20 µg/mL): see “Reagents and their preparation”, above of GC and GC/MS analysis section ... 198 Morphine and its analogues Procedures Two extraction methods, the liquid-liquid extraction and the solid-phase extraction, are available; the latter gives cleaner extracts for GC and GC/MS analysis...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 70)

Ngày tải lên : 24/10/2013, 19:15

... wide-bore and medium-bore capillary columns With the medium-bore capillary column, a big and broad peak due to mesitylene appears The detection limits are about 0.3 and 0.1 µg/mL for wide-bore and ... addition of 0.5 mL of concentrated sulfuric acid f and 0.5 mL of mesitylene Nitrate and nitrite compounds iv The mixture is vortex-mixed for and centrifuged at 3,000 rpm for v A 0.2-mL volume ... cyanosis headache, dyspnea, tachypnea, tachycardia and hypertension mental derangement, listlessness and metabolic acidosis coma, convulsive attack and hypotension death A poisoning case [4] An unidentified...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 71 and End)

Ngày tải lên : 24/10/2013, 19:15

... B, C and D v To cuvettes A and B, a 0.5-mL volume each of distilled water is added To cuvettes C and D, a 0.5-mL volume each of % potassium ferricyanide solution is added vi To cuvettes A and ... allowing the cuvettes to stand for min, the absorbances of cuvettes B and D at 630 nm are read using cuvettes A and C as references, respectively These readings are A2 and A4, respectively x The ... S-2-diisopropylaminoethyl methylphosphonothiolate 619 OHMA 181 OHnorBZP 171, 179, 183 oleandrigenin 519 oleander poisoning 524 oleander toxins 519 oleandrin 519, 521, 523, 525 on-column derivatization 238 on-column...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 22)

Ngày tải lên : 29/10/2013, 01:15

... sampling, and processed for extraction and derivatization procedure Good recoveries of cocaine and its metabolites can be obtained with a mixed type extraction column (Bond Elut Certify®) and a diatomite ... solution; EME and BE, 10 mg each, are dissolved in 100 mL methanol respectively These stock solutions are appropriately diluted just before use to serve for standard solutions As internal standard (IS) ... recoveries with simple procedure and thus is useful in forensic toxicology Cocaine and its metabolites a) Procedure I (Bond Elut Certify®) [6–8] i Extraction from urine and derivatization A 5-mL volume...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 23)

Ngày tải lên : 29/10/2013, 02:15

... 214 and at m/z 285 (M+) plus 217 were used for detection of IS and pentazocine, respectively When SIM with a single ion is made, ions at m/z 217 and 271 (M+) should be used for pentazocine and ... cases of pentazocine poisoning, its concentrations were 9.2 and 3.3 µg/mL in blood, 43 and 34 µg/g in the liver, and not detectable and 4.5 µg/mL in urine, respectively [12] The blood concentrations ... and tripelennamine, T,s and Blues J Forensic Sci 28:489–495 3) Kintz P, Tracqui A, Lugnier AJ et al (1990) Simultaneous screening and quantification of several nonopiate narcotic analgesics and...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 24)

Ngày tải lên : 08/11/2013, 01:15

... (ed) (1992) Standard Methods of Chemical Analysis in Poisoning – With Commentary – Nanzando, Tokyo, p 43 and p 151 (in Japanese) 3) Cody JT (2000) Hallucinogens In: Bogusz MJ (ed) Handbook of Analytical ... described for seized items, and not for human specimens It is actually not easy to detect LSD from blood and urine, because its amount to be ingested is as small as about 10 µg and LSD is rapidly metabolized ... of LSD, 2-oxo-LSD, 3-, 13- and 14-hydroxy-LSDs and an N-de-ethyl-LSD are known [3] After oral ingestion of 160 µg LSD, the maximum blood concentration of LSD was ng/mL and its half-life is said...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 25)

Ngày tải lên : 08/11/2013, 01:15

... designer drugs Biochem Pharmacol 59:1563–1571 Symptoms, and toxic and fatal concentrations 9) Pizarro N, Ortuño J, Farré M et al (2002) Determination of MDMA and its metabolites in blood and urine ... Substance Abuse and Mental Health Services Administration (SAMHSA) is 250 ng/mL Symptoms, and toxic and fatal concentrations MDMA causes increased catecholamine (including serotonin) release and blockade ... cerebrovascular disorders, and drug-related accidents or suicides The effects of other MDAs are similar to those of MDMA Symptoms, and toxic and fatal concentrations ⊡ Table 7.2 Acute and chronic effects...

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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 26)

Ngày tải lên : 08/11/2013, 01:15

... fluid, vitreous humor and urine than in blood Villain et al [21] and Elliott [31] have tentatively set positive cutoff limits of GHB at 50 and 30 µg/mL for postmortem blood, and 10 and 20 µg/mL for ... (PCP) and at m/z 246 plus 232 plus 218 (IS) were used at the retention time of 4–12 The amounts of PCP and IS spiked into mL blank whole blood were 25 and 100 ng, respectively Poisoning case, and ... PCP and IS In this method, combined ions at m/z 242 ([M–1]+) plus 200 and those at m/z 246 ([M–1]+) plus 232 plus 218 are used for PCP and IS, respectively The mass chromatograms of PCP and IS...

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