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Cr(vi) using DPC I mean what should be the ppm level to get a calibration curve. I tried but more than 10ppm the complex is very weak and gradually disappears. Any comment/suggestion is appreciated.
06 July 2016 5,366 4 View
I need to know a simple technique for measuring the thermal conductivity of liquids
31 December 2014 7,083 8 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.
07 August 2024 4,526 4 View
Hello, I suspect that a molecule I am using is causing bacteria to experience osmotic shock. What chemical properties should I look for to compare this capability with those of other substances?...
06 August 2024 977 1 View
Reference dose and Maximum acceptable concentrations HMs
03 August 2024 8,230 4 View
We are working on biopolymeric hydrogels. Our system is highly viscous and sticky, and the gel formed are high in strength. We are unable to use pH electrode and pH strip. Please suggest an easy...
30 July 2024 942 2 View
Hello everyone! How can i prepare EDTA buffer solution (pH 8.2) to determine GSH levels? Thank you in advance.
29 July 2024 4,374 1 View
I want to preserve the sample leaves for the LM study of the stomata and conidia analysis. Whether 2.5% glutaraldehyde in 0.05 M phosphate buffer with pH 7 can be applied for preservation.
29 July 2024 8,560 0 View
I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...
28 July 2024 8,027 3 View
explain your idea
23 July 2024 1,197 0 View
I want to make 100 ml of MWCNT/distilled water mixture at a volume fraction of % 0.1. MWCNT density is 2100 kg/m3. I will add gum arabic as surfactant. If I add surfactant at a 1:1 ratio, will the...
19 July 2024 8,494 0 View