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Blue Litmus Sunflower Marker Roller - Macherey-Nagel

20,00 € WITH VAT
The 5m blue roll of Litmus sunflower indicators changes color from blue to red when conditions change from alkaline to acidic. Litmus roll is the most well-known indicator paper for neutralization analyses.

Sunflower Indicators 100pcs - Macherey-Nagel

13,50 € WITH VAT
Ph strips in packages of 100 pieces in the range 0-14 pH MACHEREY-NAGEL type.

Sunflower Indicators Blue 100pcs - Macherey-Nagel

13,50 € WITH VAT
Blue color Ph strips in packages of 100 pieces in a range of 5-8 pH MACHEREY-NAGEL type.