sigma试剂Ethyl cellulose ，乙基纤维素，46070 - 48.0-49.5% （w/w） ethoxyl basis

sigma试剂 D-Xylulose,X4625 - ≥98%（HPLC）, syrup

sigma试剂 Hyaluronidase from bovine testes,透明质酸酶 来源于牛睾丸,H3506-Type I-S, lyophilized powder, 400-1000 units/mg solid

Sigma试剂 Rubidium chloride,氯化铷,R2252 - ReagentPlus®, ≥99.0% （metals basis）

sigma试剂 Manganese（II）chloride,氯化亚锰,328146 - beads, 98%

sigma试剂 Benzonase® Nuclease,E1014 - ≥250 units/μL, ≥90% （SDS-PAGE）, recombinant, expressed in Escherichia coli, buffered aqueous glycerol solution

sigma试剂 Pituitary Extract bovine ,P1476 - solution, ~14 mg/mL protein in PBS, 0.2 μm filtered, cell culture tested

sigma试剂 褪黑素,Melatonin,M5250 - powder, ≥98%（TLC）

sigma试剂Phenyl-β-D-galactopyranoside ,P6501 - ≥98% （TLC）

sigma试剂 Ionomycin from Streptomyces conglobatus,I9657 - ≥98% （HPLC）