Patent · US Active

Vial and cap for turbidity standard

US10006853B2 · kind B2 · utility

0Cited by

3References

17Claims

0Family size

Assignee

Hach Company · US

Inventors

Douglas F. Royer · Gilbert, US
Charles Johnson · Boulder, US
Andreas Golitz · Moers, DE
Bas de Heij · Dormagen, DE

Key dates

Filing date	Apr 12, 2017
Grant date	Jun 26, 2018
Priority date	—
Expiry date	Apr 12, 2037

Classification

Technology area (CPC G)Physics
CPC primaryG01N2201/068
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An embodiment provides a turbidimeter standard ampule, including: a main part composed of glass and containing therein a formazin solution comprising a formazine polymer diluted in a solvent; the main part including a lens positioned in a bottom edge thereof and permitting entry of light from a turbidimeter; the main part having glass sides and permitting redirected light to exit the glass sides for detection by a photodetector of the turbidimeter; an upper part composed of glass and being attached to the main part; and an opaque cap on the upper part, the opaque cap blocking light from entering the upper part of the ampule. Other embodiments are described and claimed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.