丁酸酐,Butyric anhydride;98%
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明胶 [来源于猪皮肤],Gelatin from porcine skin;suitable for microbiology, high gel strength -
氢氧化钾,Potassium hydroxide;pellets, reag. Ph. Eur., ≥85% -
磷酸-L-酪氨酸二钠盐,Phospho-L-Tyrosine Disodium Salt [PTyr];certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland -
氢氧化钠,Sodium hydroxide;puriss. p.a., ACS reagent, reag. Ph. Eur., K ≤0.02%, ≥98%, pellets -
λ-角叉菜胶 [λ-卡拉胶, λ-角叉胶],λ-Carrageenan;plant mucopolysaccharide -
碳酸锶,Strontium carbonate;≥99.9% trace metals basis
