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Лабораторная качественная фильтровальная бумага круглая медицинская 20 / 24 25 30 32 35 40/45/49 5 см для художественной

Лабораторная качественная фильтровальная бумага круглая медицинская 20 / 24 25 30 32 35 40/45/49 5 см для художественной

Категория: Filter Papers >>>
Поставщик: Zhengzhou,Obor,Instrument,Co.,Ltd.

Цена:*

Количество:

Описание и отзывы

Трекер стоимости

Месяц	Минимальная цена	Макс. стоимость
Sep-20-2025	0.73 $*	0.77 $*
Aug-20-2025	0.48 $*	0.48 $*
Jul-20-2025	0.84 $*	0.47 $*
Jun-20-2025	0.41 $*	0.17 $*
May-20-2025	0.13 $*	0.10 $*
Apr-20-2025	0.66 $*	0.53 $*
Mar-20-2025	0.25 $*	0.67 $*
Feb-20-2025	0.99 $*	0.92 $*
Jan-20-2025	0.52 $*	0.28 $*

Характеристики

Introduction and Application

Qualitative Filter Paper

Size can be customized to meet various requirements

100PCS=1BOX

It is mainly used for qualitative chemical analysis, filtration separation and production of test paper of corresponding purity. The filtration function is to filter out the mixture of solid and liquid so as to achieve better separation of solid and liquid. Applied to scientific research, industry, agriculture, medical and health, colleges and universities, teaching experiments, environmental protection testing, etc.

Technical Parameter

Material	Cotton fibre
Shape	Round
Diameter	20 / 24 / 25 / 30 / 32 / 35 / 40 / 45 / 49.5 cm (can be customized)
Filter paper Aperture & Filtration Speed	Fast: Aperture 10-12 μm, (speed 25~35s)
		Medium: Aperture 7-8 μm, (speed 50~60s)
		Slow: Aperture 3-4 μm, (speed 80~90s)
Remark	Qualitative analysis filter paper generally has a large amount of residual ash, which is only used for general qualitative analysis and for filtering suspended matter in precipitation or solution, but can not be used for quality analysis.