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6690467 Optical system and method for optically analyzing light from a sample  
An optical system for analyzing light from a plurality of samples is provided. The optical system includes a plurality of holders adapted to have samples located therein, a collection lens, a...
5202035 Liquid aluminum phosphate salt gelling agent  
A liquid aluminum phosphate salt gelling agent comprising the reaction product of: a dialkyl phosphate formed from the reaction product of (1) a polyphosphate intermediate produced by reacting...
5110485 Liquid aluminum phosphate salt gelling agent  
A liquid aluminum phosphate salt gelling agent comprising the reaction product of: a dialkyl phosphate formed from the reaction product of (1) a polyphosphate intermediate produced by reacting...
5055684 System to reduce wave shift error in spectrophotometer caused by hot spots in the light source  
An improved near infrared spectrophotometer is disclosed which reduces wave shift errors arising from hot spots in a light source. A ground quartz plate uniformly diffuses radiation from the light...
4546256 Spectrophotometer for measuring transmission spectra  
In a spectrophotometer for measuring transmission spectra, the holder with a test sample is disposed inside the double monochromator between the intermediate slit and the second dispersive element...
3833304 SPECTROPHOTOMETER USING PLURAL FILTERS  
The disclosure describes apparatus for instantaneously determining the concentration of a predetermined substance that absorbs radiant energy within a predetermined band of wavelengths in the...
3748044 DIGITAL CHEMICAL ANALYSIS APPARATUS  
The disclosure describes an improved system for evaluating rates of reactions and end point determinations that take place within a plurality of individaul secimens. The system includes a cuvette...
3512889 SPECTROPHOTOMETER WITH PLURAL DISPERSION USING A SINGLE MONOCHROMATOR  
3471240 RECORDING APPARATUS FOR THE MEASUREMENT OF CIRCULAR DICHROISM  
3407294 Method for redistributing laser light  
Matches 1 - 10 out of 10