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Quantitative Filter Paper
Product Feature
Made of high-quality alpha cellulose content.
Ash content less than 0.01%.
Range from 70mm to 185mm diameter, divided into fast, medium and fast speed.
Acid washed and rinsed with ultrapure water to neutralize
Recommended for quantitative analysis, routine gravimetric tests and sample preparation for instrumental analysis.
Product Application
1.Quantitative filter paper are the choice for gravimetric analysis.
2.High purity hardened filter have a high wet-strength and are 2.chemical resistant to handle vacuum filtration or acid/alkali solutions.
3.Qualitative filter paper are used for liquid clarifications.
4.Analytical separations and Air and water analysis
Technical Specification
Weight |
Speed |
Retention(μm) |
Filtration |
Diameter(mm) |
Asd Content(<%) |
80g/m²(±4) |
Fast |
20~25 |
≤35 |
7,9,11,12.5,15,18 |
0.01 |
80g/m²(±4) |
Middle |
8~20 |
(contain)35-70 |
7,9,11,12.5,15,18 |
0.01 |
80g/m²(±4) |
Slow |
2~8 |
(contain)35-70 |
7,9,11,12.5,15,18 |
0.01 |
Order Information
Part No. |
Diameter/Size (MM) |
Speed |
Package |
Cross reference |
QT0700F |
70 |
Fast
|
100/pk
|
Grade:41,43，589/1，54，541
|
QT0900F |
90 |
|||
QT1100F |
110 |
|||
QT1250F |
125 |
|||
QT1500F |
150 |
|||
QT1800F |
180 |
|||
QT6600F |
60*60 |
|||
QT0700M |
70 |
Middle
|
100/pk
|
Grade:40，52，540，589/2
|
QT0900M |
90 |
|||
QT1100M |
110 |
|||
QT1250M |
125 |
|||
QT1500M |
150 |
|||
QT1800M |
180 |
|||
QT6600M |
60*60 |
|||
QT0700S |
70 |
Slow
|
100/pk
|
Grade:42，44，50，542， 589/3
|
QT0900S |
90 |
|||
QT1100S |
110 |
|||
QT1250S |
125 |
|||
QT1500S |
150 |
|||
QT1800S |
180 |
|||
QT6600S |
60*60 |