WHA10300109

Whatman^® quantitative filter paper, ashless, Grade 589/2 white ribbon

circles, diam. 90 mm, pack of 100

• 동의어(들): Whatman filter, Whatman paper, Z695408, paper filter
• UNSPSC 코드: 41104900
• NACRES: NB.24

속성

• material: cellulose filters; circles
• 포장: pack of 100
• 제조업체/상표: Whatman 10300109; Whatman Article No. 28414113 (US reference)
• 파라미터: 70 sec/100 mL speed (Herzberg)
• 직경: 90 mm
• 두께: 180 μm
• 재: ≤0.01%
• 공극 크기: 4-12 μm (Particle retention)
• 기초 중량: 85 g/m²

설명

일반 설명

Whatman Grade 589/2 filters from Cytiva are used in routine quantitative analyses, including analysis of aqueous suspension in paper, flour analysis, and sand content quantification.

Whatman quantitative filters from Cytiva′s business are designed for gravimetric analysis. Grade 589/2 Whatman ashless filter paper can also be purchased as pre-pleated 589/2 ½ sheets.

General filtration with quantitative papers

Grade 589/2 ashless filter paper can be used when medium fine precipitates are being collected and papers must be ashed to support analysis. Grade 589/2 is suitable for a variety of routine quantitative analysis methods, such as determination of the sand content in foodstuffs, flour analysis, and aqueous suspension analysis in the paper industry.

특징 및 장점

• High purity (< 0.01% ash)
• Retention of medium fine precipitates, such as grains of sand
• Herzberg filtration speed of 140 s*
• White ribbon filter

기타 정보

Field of Use : For internal research use only. Products are not intended for diagnostic use or resale.

법적 정보

Whatman is a registered trademark of Cytiva