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4ans

150views

In high-throughput screening, the magnetic bead background is too high. How can low nonspecific magnetic beads be selected?

Lab Techniques GGene 2026-07-15 #High-throughput screening #Antibody screening #Magnetic beads

4ans

225views

After the prefabricated receptor wax block is filled with the donor core, the slice is always cracked, is it the melting point of the wax block?

Lab Techniques 冯冯涛6483 2026-07-26 #Tissue microarray #Prefabricated receptor wax block #Sectioning

4ans

184views

How to cut RNA from paraffin-embedded human tissue wax blocks for qPCR to reduce degradation?

Compliance VViviAssay5026 2025-11-15 #Human tissue wax block #RNA extraction #qPCR

4ans

212views

Can domestic chromatography pure methanol acetonitrile replace imported ones among the top ten brands?

Storage & Shipping LLeoBuffer3229 2026-07-03 #HPLC #Chromatographic grade #Methanol acetonitrile

3ans

248views

How often does Karl Fischer reagent change? How to choose between pyridine free and pyridine containing?

Medical Devices CCell4145 2026-08-25 #Karl Fischer reagent #Moisture determination #Chemical reagents

3ans

231views

Please recommend a supplier of HPLC grade acetonitrile, with a large laboratory usage and stable delivery time

Medical Devices RReagentHub2029 2026-07-12 #HPLC-grade acetonitrile #Chemical reagents #Procurement price comparison

3ans

257views

Can the plasmid extraction kit on the official website of Biyun Tian remove endotoxins?

Reagent Selection 张张磊强 2026-07-31 #Plasmid extraction #Depyrogenation #Cell transfection

5ans

209views

Is it a serum batch issue that the WB background has increased after changing the serum brand?

Supplier & Sourcing PPlateHub7590 2026-09-08 #Fetal Bovine Serum #Western blot #Batch-to-batch variation

3ans

256views

Does extracellular vesicle extraction require the use of extracellular vesicle serum? How to choose grading?

Medical Devices PPlate2001 2026-08-01 #Fetal Bovine Serum #Grading standards #Exosomes

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