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1
To Be a Crime Scene Investigator - 49페이지
Ninhydrin is a chemical substance that reveals latent fingerprints on porous surfaces, such as paper, cardboard, and raw wood, by reacting with amino acids in the fingerprints. It reacts in ten to twenty minutes, developing a purplish image that ...
2
Principles and Reactions of Protein Extraction, ... - 60페이지
2.2.6 NINHYDRIN ASSAY Starcher30 described a ninhydrin-based microassay to quantitate protein based on the total amino acid content of protein hydrolysate. The assay is performed in the protein range 1 to 10 μg. The absorbance slope is ...
Hafiz Ahmed, Hafiz Ahmed PhD,
2004
3
Biochemistry and Molecular Biology Compendium - 303페이지
Ninhydrin 1-H-indene-1,2,3- trione Monohydrate 178.14 Reagent for amino acid analysis; reagent for modification of arginine residues in proteins; reaction with amino groups and other nucleophiles such as sulfhydryl groups. HC HC CH ...
4
Solid-Phase Synthesis: A Practical Guide - 66페이지
Qualitative Ninhydrin Test Reagents: 1. Cyanide. Dissolve 33 mg KCN in 50 mL water to create a 0.01 M KCN solution. Dilute 2 mL of the solution to 100 mL with pyridine. 2. Ninhydrin. Dissolve 2.5 g ninhydrin in 50 mL ethanol. 3. Phenol.
5
Handbook of Thin-Layer Chromatography - 493페이지
Sensitivity is 0.5 nmol. 5. Ninhydrin (1.0 g) in absolute ethanol (700 mL), 2,4,6-collidine (29 mL), and acetic acid (210 mL) has been used for spraying on solvent-free cellulose layers (40). The chromatogram is then dried for 20 min at 90°C. 6.
Joseph Sherma, Bernard Fried,
2003
6
Laser Techniques in Luminescence Spectroscopy - 1066호 - 39페이지
Since the 1960s, ninhydrin has been the workhorse of latent fingerprint detection on porous surfaces (mainly paper). In the 1970s, Morris and co-workers investigated the complexation of RP with metal salts (for example, Nickel (Ni), Zinc (Zn)), ...
Tuan Vo-Dinh, D. Eastwood,
1990
7
Forensic Chemistry - 26페이지
The test is conducted with a solution of about 0.5 percent ninhydrin in some appropriate solvent (such as ethanol or acetone). A number of different formulations are commercially available under names such as Arklone and Fluorisol.
8
Food Protein Analysis: Quantitative Effects On Processing - 23페이지
Ninhydrin (Indanetrione Hydrate) Assay Ninhydrin* reacts with amino acids (Fig. 4) in two stages: (a) the amino acid is oxidized to aldehyde and ammonia while ninhydrin is converted to hydrindantin and (b) hydrindantin and 1 mole of ...
Richard Owusu-Apenten,
2002
9
Laboratory Manual for Practical Biochemistry - 16페이지
2. Biuretreaction is used in the quantitative estimation of proteins in biological fluids. NINHYDRIN TEST Reagent: 0.2 percent ninhydrin in acetone. Procedure: To 2ml of protein solution, add 10 drops of ninhydrin reagent. Heat to boiling.
Shivaraja Shankara YM, Shankara, Ganesh MK,
2008
10
Organic Mechanisms: Reactions, Stereochemistry and Synthesis
The Ninhydrin Detection of a-Amino Acids You have probably been introduced to a process known as the ninhydrin reaction for the detec- tion of a-amino acids. This test reacts to any primary amines. Due to their biological relevance the most ...
Reinhard Bruckner, Michael Harmata,
2010
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «닌하이드린»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
닌하이드린 w wiadomościach.
한양대학교 화학공학과 김종만 교수
이 아미노산이 닌하이드린(Ninhydrin, 아미노산과 반응하면 색의 변화가 나타나는 화학물질)이라는 물질과 반응하면 보라색 염료를 형성하기 때문에 이미지 구현이 ... «s21, Mar 15»
감사원, 구제역 침출수 유출 감지하고도 발표 안해
한국원자력연구원은 환경부로부터 '가축매몰지역 침출수 정화기술개발'을 의뢰받았고, 총 2년에 걸쳐 '닌하이드린 반응질소 분석법'을 개발했다. 분석법 개발에 소요 ... «오마이뉴스, Paz 14»
지하수 오염 처음 확인된 이천, 환경부는 "문제 없다" 했었다
... 가축분뇨 등에 의한 것인지를 판정하기 어렵다는 점을 감안해 지문감식이나 사체분석 등에 쓰이는 닌하이드린(ninhydrin) 검사 방식을 새로 개발해 모전리 지하수 ... «조선일보, Mar 11»