Glass microfibre filters without binder, grade 934-AH, Whatman™

These borosilicate glass filters are specified for water pollution monitoring, cell harvesting, liquid scintillation counting and air pollution monitoring. They are often used in total suspended solids analysis.

Smooth surface for efficient precipitate recovery
High loading capacity
Binder free

Total suspended solids analysis (previously called non-filterable residue) requires high loading capacity glass microfiber filters, such as grade 934-AH.

Catalog No:
513-0109
512-0670
512-0668
WHAT1827-808
513-5274
513-0111
513-5273
512-0428
516-2704
513-5275
WHAT1827-028
513-0108
513-0110
512-0669
516-5107
516-5108
516-5109
516-5112
516-5114
516-2713
516-2711
516-2716
516-2715
512-0429
516-2717
513-5276

Grade:
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH
934-AH

Weight:
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²
64 g/m²

Thickness:
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm
435 µm

Particle retention:
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm
1,5 µm

Filtration speed:
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)
47 s (Herzberg)

Water flow rate:
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min
341 ml/min

Airflow rate:
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²
3,7 s/100 ml/6,5 cm²

Max. temperature:
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C
550 °C

CoC_WHAT1827-082_16819638

Grade
Size
Pk
513-5273
1827-021
934-AH
21 mm
100

1 * 100 items
1 * 100 items - £24.00
£24.00
1 * 100 items
£24.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2704
1827-024
934-AH
24 mm
100

1 * 100 items
1 * 100 items - £26.60
£26.60
1 * 100 items
£26.60

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-5274
1827-025
934-AH
25 mm
100

1 * 100 items
1 * 100 items - £26.60
£26.60
1 * 100 items
£26.60

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
WHAT1827-028
1827-028
934-AH
28 mm
100

1 * 100 items
1 * 100 items - £27.20
£27.20
1 * 100 items
£27.20

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-0108
1827-030
934-AH
30 mm
100

1 * 100 items
1 * 100 items - £29.10
£29.10
1 * 100 items
£29.10

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
512-0428
1827-032
934-AH
32 mm
100

1 * 100 items
1 * 100 items - £31.90
£31.90
1 * 100 items
£31.90

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-0109
1827-035
934-AH
35 mm
100

1 * 100 items
1 * 100 items - £33.00
£33.00
1 * 100 items
£33.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-0110
1827-037
934-AH
37 mm
100

1 * 100 items
1 * 100 items - £35.00
£35.00
1 * 100 items
£35.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-5275
1827-042
934-AH
42 mm
100

1 * 100 items
1 * 100 items - £38.20
£38.20
1 * 100 items
£38.20

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2711

1827-047
934-AH
47 mm
100

1 * 100 items
1 * 100 items - £68.50
£68.50
1 * 100 items
£68.50

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2713
1827-055
934-AH
55 mm
100

1 * 100 items
1 * 100 items - £78.70
£78.70
1 * 100 items
£78.70

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2715
1827-070
934-AH
70 mm
100

1 * 100 items
1 * 100 items - £93.90
£93.90
1 * 100 items
£93.90

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
512-0668
1827-082
934-AH
82 mm
100

1 * 100 items
1 * 100 items - £110.00
£110.00
1 * 100 items
£110.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
512-0669
1827-085
934-AH
85 mm
100

1 * 100 items
1 * 100 items - £117.00
£117.00
1 * 100 items
£117.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2716
1827-090
934-AH
90 mm
100

1 * 100 items
1 * 100 items - £131.00
£131.00
1 * 100 items
£131.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-5107
1827-105
934-AH
105 mm
100

1 * 100 items
1 * 100 items - £141.00
£141.00
1 * 100 items
£141.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-2717
1827-110
934-AH
110 mm
100

1 * 100 items
1 * 100 items - £179.00
£179.00
1 * 100 items
£179.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
512-0429
1827-125
934-AH
125 mm
100

1 * 100 items
1 * 100 items - £216.00
£216.00
1 * 100 items
£216.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-5108
1827-150
934-AH
150 mm
100

1 * 100 items
1 * 100 items - £239.00
£239.00
1 * 100 items
£239.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-5109
1827-185
934-AH
185 mm
100

1 * 100 items
1 * 100 items - £286.00
£286.00
1 * 100 items
£286.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-5112
1827-240
934-AH
240 mm
100

1 * 100 items
1 * 100 items - £482.00
£482.00
1 * 100 items
£482.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
516-5114
1827-320
934-AH
320 mm
100

1 * 100 items
1 * 100 items - £801.00
£801.00
1 * 100 items
£801.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
WHAT1827-808
1827-808
934-AH
50,8×304,8 mm
100

1 * 100 items
1 * 100 items - £132.00
£132.00
1 * 100 items
£132.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-5276
1827-866
934-AH
203,2×25,4 mm
100

1 * 100 items
1 * 100 items - £363.00
£363.00
1 * 100 items
£363.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
513-0111
1827-889
934-AH
305×381 mm
100

1 * 100 items
1 * 100 items - £737.00
£737.00
1 * 100 items
£737.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C
512-0670
1827-957
934-AH
482,6×711,2 mm
100

1 * 100 items
1 * 100 items - £1,880.00
£1,880.00
1 * 100 items
£1,880.00

Specifications
Grade
934-AH
Environmentally Preferable
Weight
64 g/m²
Thickness
435 µm
Particle retention
1,5 µm
Filtration speed
47 s (Herzberg)
Water flow rate
341 ml/min
Airflow rate
3,7 s/100 ml/6,5 cm²
Max. temperature
550 °C

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