A magnetic suspension thermobalance based on quick photothermal heating comprises a sealed container, a reaction tank, a magnetic suspension device, a laser displacement monitoring component, a photothermal heating component and a photothermal heating component displacement device. A method comprises following steps: weighing a testing sample and adding same into the reaction tank; putting the reaction tank into the sealed container together with a magnetic suspension float; causing the magnetic suspension float to float in the sealed container; introducing gas into the sealed container; measuring the real-time position of the magnetic suspension float, and causing same to a measurement zero point; heating the reaction tank; maintaining a heating beam on the reaction tank; measuring the temperature of the testing sample in the reaction tank; and recording the displacement of the magnetic suspension float, and converting said displacement into mass.

A thermal analysis apparatus includes: a cylindrical heating furnace extending in an axial direction; a weight detector arranged on a rear-end side in the axial direction of the cylindrical heating furnace and including levers extending in the axial direction to detect a weight; a connecting portion for connecting the cylindrical heating furnace and the weight detector to communicate an internal space of the cylindrical heating furnace with an internal space of the weight detector and positioning the levers from the weight detector into the cylindrical heating furnace; sample holding portions connected to tip ends of the levers and arranged inside the cylindrical heating furnace and holding a sample; resistance heaters arranged to cover the weight detector and energized by an electric current of 6 A or less; and a heater control part for controlling an energization state of the resistance heaters to maintain the weight detector at a constant temperature.

A thermal analysis apparatus includes: a cylindrical heating furnace extending in an axial direction; a weight detector arranged on a rear-end side in the axial direction of the cylindrical heating furnace and including levers extending in the axial direction to detect a weight; a connecting portion for connecting the cylindrical heating furnace and the weight detector to communicate an internal space of the cylindrical heating furnace with an internal space of the weight detector and positioning the levers from the weight detector into the cylindrical heating furnace; sample holding portions connected to tip ends of the levers and arranged inside the cylindrical heating furnace and holding a sample; resistance heaters arranged to cover the weight detector and energized by an electric current of 6 A or less; and a heater control part for controlling an energization state of the resistance heaters to maintain the weight detector at a constant temperature.

Various approaches preparing cannabis flower samples for analysis of cannabinoid content, the method comprising the steps of weighing the sample in a portable or benchtop balance; adding, to a container, the weighed sample and a solvent; agitating the vial and thereafter extracting a liquid component therefrom; and analytically analyzing the sample using the solvent based on the weight and a volume of the extracted liquid.

Various approaches preparing cannabis flower samples for analysis of cannabinoid content, the method comprising the steps of weighing the sample in a portable or benchtop balance; adding, to a container, the weighed sample and a solvent; agitating the vial and thereafter extracting a liquid component therefrom; and analytically analyzing the sample using the solvent based on the weight and a volume of the extracted liquid.

A system for monitoring fruit growth including: a vibration exciter that imparts predetermined vibration to a stem or a branch between a fruit and a stalk growing on a plant; a vibration sensor that detects vibration of the stem or the branch caused by the vibration imparted by the vibration exciter; and a detector that detects a weight or weight change of the fruit based on a frequency of the vibration detected by the vibration sensor.

A system for monitoring fruit growth including: a vibration exciter that imparts predetermined vibration to a stem or a branch between a fruit and a stalk growing on a plant; a vibration sensor that detects vibration of the stem or the branch caused by the vibration imparted by the vibration exciter; and a detector that detects a weight or weight change of the fruit based on a frequency of the vibration detected by the vibration sensor.

Material waste screening is provided. A sensor obtains data related to an object. A processor classifies the object based on the data to identify a recycle category for the object, open a recycle bin for the identified recycle category, instruct the operator to deposit the object in the opened recycle bin, determine a level of compliance of the object, and create at least one new instruction to increase the level of compliance.

Material waste screening is provided. A sensor obtains data related to an object. A processor classifies the object based on the data to identify a recycle category for the object, open a recycle bin for the identified recycle category, instruct the operator to deposit the object in the opened recycle bin, determine a level of compliance of the object, and create at least one new instruction to increase the level of compliance.

The invention provides apparatus and methods for determining the isotope ratio of a sample. The apparatus comprises a dynamically heated chamber (1); a reactor (4), wherein an outlet of the dynamically heated chamber is coupled to a reactor inlet; an isotope ratio spectrometer (6), wherein an outlet of the reactor is coupled to a spectrometer inlet; such that a gas flow path is provided from the dynamically heated chamber to the isotope ratio spectrometer; wherein the apparatus includes at least one selective gas trap (3,5) in the gas flow path, the gas trap being configured to selectively and reversibly trap one or more gases present in the gas flow in use.