Anybody has done LCMS analysis for dyes and pigments ?

I need to do analysis for following Dye and pigment samples by LCMS . 1]Reactive orange 131 Dye 2]Red 49K 3]Reactive Red 241 4]Yellow 9K

03 April 2019 9,367 5 View

How to transfer i Phone 6 music files to PC using i tunes?

How to transfer i Phone 6 music files to PC using i tunes? Please suggest the steps on win 10 environment.

11 December 2018 5,870 1 View

What health problems does polar region people facing?

What health problems does polar region people facing?

11 December 2018 5,941 3 View

What is the solubility of Pigment Red 170 for LCMS analysis?

What is the best solubility of Pigment Red 170? Please give a refernce.

10 November 2018 3,563 4 View

Does anybody has reference article on sodium formaldehyde sulfoxylate by HPLC?

I wan work on sodium formaldehyde sulfoxylate by HPLC and then Mass Spec If anybody has reference article for it please share. Thank you

10 November 2018 2,856 4 View

How much approx time to take a new drug to come in market from its synthesis to actual use as medicine to the patient?

How much approx time to take a new drug to come in market from its synthesis to actual use as medicine to the patient

09 October 2018 6,317 0 View

How mass accuracy get defined by Instrument?

What process is going on while deciding mass accuracy in mass spectrophotometer Instrument?

09 October 2018 2,241 1 View

How expiry date for medicine defined?

how expiry date for medicine defined

09 October 2018 8,652 0 View

Do slimming agent really work without side effect for all type of People for reduction of body weight?

slimming agent (drugs) realy work without side effect to reduce the body weight

08 September 2018 9,541 1 View

How to define LOD, LOQ and liniarity range from Cmax value of drug?

I need calculation for defining LOD, LOQ and liniarity range from Cmax value of drug with suitable example.

08 September 2018 8,652 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

How to make Fast Green FCF from powder?

Hi everyone We need Fast Green to electroporate plasmid into mice embryos, therefore we simply need it to see some color in the liquid we are electroporating so that electroporation is more...

07 February 2021 1,671 2 View

Is it possible to find out the wettability and contact angle of water on the rough or corrugated substrate?

First of all, whether it is possible to identify the presence of water and its amount on the Silicon substrate by using only FT-IR spectroscopy. Can ATR-FTIR spectroscopy find out the wettability...

03 February 2021 9,085 4 View

Which is the best software for the simulation of tribological properties of materials?

I want to simulate the tribological properties of solids, liquids, and fluids, please suggest good software.

02 February 2021 3,947 3 View

Does anybody work with CoolLED in fluorescence microscopy?

I have trouble with exciting wavelengths higher than 460 nm while e.g. ex with 405 nm works. Filtercubes are correc, as I used them with my old xenon lamp before... I work on axiovert200M and with...

25 January 2021 5,201 2 View

How to prepare a liquid sample for FTIR spectrum?

I have a ethanol-water 50% extract of mango peel. I purified mangiferin from the extract with filtration and precipitation. so i obtained a low concentrated extract which i want to se the IR...

24 January 2021 8,880 7 View

Why high voltage and current (and some gases) Cause Spray-mode metal transfer in Gas-Metal Arc Welding (GMAW)?

This transition phenomena of Globular to spray mode as voltage , and especially current is raised, is very commonly known to Manual Metal Arc Welding (MMAW) and Gas-Metal Arc Welding (GMAW)...

20 January 2021 7,984 2 View

Can you have pressure inlet and velocity inlet at the same time?

I was reading a reference (Reitz-A Photographic Study of Flash Boiling Atomization). In his experiment, his boundary condition is delta p and constant velocity. The liquid injection pressure was...

18 January 2021 842 9 View