6 Questions 3 Answers 0 Followers
Questions related from Zhenfa Zhang
The instrument shutdown by itself when idle and won’t power back on. When the front power button is pressed it flashes once and wont lit. So does the instrument status light. Strangely the error...
24 April 2025 6,977 0 View
When starting the instrument, the roughing pump would run normal and reach vacuum to 2 or 1 torr, the turbo pump would accelerate and reach normal status, however after a short time running at...
31 October 2024 9,209 2 View
6500 stays idle, source exhaust pump indicates off, the instrument couldn't turn on tuning, red light on control board near "sample flow" mark, green light near "gas 2" mark keep flashing when ion...
08 September 2024 2,985 0 View
When the pump is turned on, the power LED would flash and the degasser LED would kept off. When the degasser control board is disconnected, and then turn on the power, the power LED can come on...
22 November 2023 2,224 0 View
It is not compatible with MS as buffer in the mobile phase for LC, but is it OK to have in sample? The concentration is around 70mM. Thanks.
07 September 2022 6,467 0 View
The fore pressure is within the right range but the ion gauge pressure is around ten time higher than the right range when the ion transfer line is open, even though the turbo pump is running at...
01 March 2022 6,076 1 View
