Biophotometer, DNA/Protein test Back Catalog number: B-500* Availability: In the manufacturer's stock Price on request - + Recommended MR9600-540 Filter for Accuris Microplate Reader, 540 nm Price on request MI404-P Free & total chlorine meter Mi404-P Price on request E7500-STS1 Standard Test Slide for QuadCount, pk of 1 Price on request