QXT257-2015 English PDF

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QXT257-2015: Calibration method of hair hygrometer(hygrograph)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
QX/T 257-2015	349	Add to Cart	3 days	Calibration method of hair hygrometer(hygrograph)	Valid

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Basic data

Standard ID: QX/T 257-2015 (QX/T257-2015)
Description (Translated English): Calibration method of hair hygrometer(hygrograph)
Sector / Industry: Chinese Industry Standard (Recommended)
Classification of Chinese Standard: A47
Classification of International Standard: 07.060
Word Count Estimation: 15,183
Date of Issue: 2015-01-26
Date of Implementation: 2015-05-01
Regulation (derived from): Meteorology-Announcement [2015] 5
Issuing agency(ies): China Meteorological Administration
Summary: This standard specifies the calibration conditions, items, methods and calibration data for the hair hygrometer, the hair humidity meter (hereinafter referred to as the hair hygrometer), the result expression, and the recalibration time interval. This standard is applicable to the calibration of hair hygrometers using the hair as a wetting element.

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