My colleague wants to do determination of available phosphorus in soil using AL method. However, she is not sure how to prepare AL solution as she couldn't find how much of each chemical (that...
06 July 2018 4,560 0 View
I would like to know what is the method to determine carbohydrates in meat. It especially important to know how to prepare the sample and is there any kind of pretreatment to be done? The only...
10 November 2017 9,956 7 View
In case that food and feed analysis can be done in the same lab, should separate lab glassware be used?
06 July 2017 2,460 6 View
In the catalog of HI99161 pH meter, in one sentence is written that it can be used for pH measurement of meats and cheese. However, few rows below, it is written that the electrode is specialized...
05 June 2017 9,979 14 View
What is the lifetime of a cadmium reduction column used in determination of nitrate in meat and meat products? (The cadmium deposit for the column is prepared with Zn rods and cadmium sulphate...
05 June 2017 3,846 1 View
I have to order chemicals for new methods that my colleagues and I want to try out. I got offers from few different companies, but there are huge differences in price for certain chemicals because...
05 June 2017 5,957 2 View
When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...
03 March 2021 4,892 5 View
02 March 2021 3,060 3 View
I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...
02 March 2021 5,829 1 View
I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...
01 March 2021 395 3 View
When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...
28 February 2021 2,133 3 View
I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...
28 February 2021 4,890 3 View
I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...
27 February 2021 1,829 3 View
Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...
26 February 2021 5,525 3 View
During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...
25 February 2021 7,994 3 View
25 February 2021 1,987 3 View
