Junhang Dong

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Questions related from Junhang Dong

Is direct injection nebulizer really better than other type for ICP-MS?

Direct injection nebulizers (DIN) have recently appeared frequently in the ICP-MS /OES literature, however, Houk has described this kind of nebulizer since around 1980. Who is selling them now (or...

25 May 2022 1,453 0 View

How likely is the blockage of ICP-based RF coils?

When I was using ICP-OES last week, the ICP suddenly went out, and the error message was that the cooling water for ICP was not turned on. After checking that the cooling water was in normal...

04 October 2021 9,410 2 View

How to effectively clean the salt deposits on the quartz rectangular tube and transfer tube of ICP-MS or ICP-OES?

Dear everyone, ICP-based analytical instruments (Agilent ICP-MS 7900) often have white dot-like deposits on the quartz transmission line. Are these substances salt deposits? We use 10% nitric...

17 September 2021 2,309 8 View

Question: Joint Ph.D to Europe

Could anyone please provide or recommend where there are experts in Europe who are doing research on cell metal element imaging or metal isotope fractionation on cell biochemical processes? Is...

01 January 1970 5,403 1 View