D(-)-炔诺孕酮 [左炔诺孕酮],D(−)-Norgestrel [Levonorgestrel];Pharmaceutical Secondary Standard; Certified Reference Material
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潮霉素B,Hygromycin B;≥60% (HPLC), 45-60 mg/mL in H2O, γ-irradiated -
碳酸氢铵,Ammonium bicarbonate;puriss., meets analytical specification of Ph.Eur., BP, E 503, 99-101% -
左氧氟沙星,Levofloxacin;analytical standard, ≥98.0% (HPLC) -
全反式虾青素,all-trans-Astaxanthin [AST];analytical standard, ≥97% -
DL-苹果酸,DL-Malic acid;analytical standard, 95.0-105.0 % -
L-异亮氨酸,L-Isoleucine;BioUltra, ≥99.5% (NT)
