https://nexagenlabs.com/guides/Lab calculation guideshttps://nexagenlabs.com/guides/how-to-calculate-molarityhttps://nexagenlabs.com/guides/how-to-calculate-molarityThu, 15 Oct 2026 00:00:00 +0000Molarity formula explained for the bench: mass = M × V × MW, worked examples for NaCl, Tris and EDTA, hydrate traps and a free molarity calculator.https://nexagenlabs.com/guides/c1v1-c2v2-dilution-guidehttps://nexagenlabs.com/guides/c1v1-c2v2-dilution-guideThu, 15 Oct 2026 00:00:00 +0000How to use C1V1 = C2V2 for lab dilutions: step-by-step examples, unit traps, 10X to 1X buffers, and when the equation does not apply. Free dilution calculator.https://nexagenlabs.com/guides/serial-dilution-guidehttps://nexagenlabs.com/guides/serial-dilution-guideThu, 15 Oct 2026 00:00:00 +0000How to plan a serial dilution: dilution factor, 1:10 and 1:2 series tables, CFU back-calculation and pipetting errors that compound. Free serial dilution calculator.https://nexagenlabs.com/guides/how-to-prepare-buffershttps://nexagenlabs.com/guides/how-to-prepare-buffersThu, 15 Oct 2026 00:00:00 +0000Step-by-step buffer preparation: choosing a buffer by pKa, 1X PBS and 1 M Tris-HCl recipes, temperature effects on Tris pH, and pH meter habits. Free buffer recipe generator.https://nexagenlabs.com/guides/percent-solutions-w-v-v-vhttps://nexagenlabs.com/guides/percent-solutions-w-v-v-vThu, 15 Oct 2026 00:00:00 +0000What % w/v, % v/v and % w/w mean, how to make 70% ethanol, 10% SDS and 1% agarose, and how to convert percent to molarity. Free percent-solution calculator.https://nexagenlabs.com/guides/dna-concentration-ng-ul-to-nmhttps://nexagenlabs.com/guides/dna-concentration-ng-ul-to-nmThu, 15 Oct 2026 00:00:00 +0000Convert DNA and RNA concentration from ng/µL to nM, pmol and copy number. A260 basics, purity ratios, primer and plasmid examples. Free nucleic acid unit converter.