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170319 Supelco鎵 ICP 標準液 1,000 mg/l (Gallium ICP standard)
traceable to SRM from NIST Ga(NO₃)₃ in HNO₃ 2-3% 1000 mg/l Ga Certipur®
112171 Sigma-Aldrich硝酸鎵 (Gallium(III) nitrate hydrate 98+)
Gallium(III) nitrate hydrate 98+. CAS 69365-72-6, pH 2 (50 g/l, H₂O, 20 °C).
107749 Supelco矽膠 60 PF (Silica gel 60 PF₂₅₄ containing gypsum)
for preparative layer chromatography
804079 Sigma-Aldrich氯化鍺 (Germanium(IV) chloride)
Germanium(IV) chloride for synthesis. CAS 10038-98-9, EC Number 233-116-7, chemical formula GeCl₄.
170320 Supelco鍺 ICP 標準液 1,000 mg/l (Germanium ICP standard)
traceable to SRM from NIST (NH₄)₂GeF₆ in H₂O 1000 mg/l Ge Certipur®
112177 Sigma-Aldrich氧化鍺 (Germanium(IV) oxide)
Germanium(IV) oxide 99+. CAS 1310-53-8, EC Number 215-180-8, chemical formula GeO₂.
170318 Supelco釓 ICP 標準液 1,000 mg/l (Gadolinium ICP standard)
traceable to SRM from NIST Gd₂O₃ in HNO₃ 2-3% 1000 mg/l Gd Certipur®
820613 Sigma-Aldrich硫氰酸胍 (Guanidinium thiocyanate)
Guanidinium thiocyanate for synthesis. CAS 593-84-0, EC Number 209-812-1, chemical formula H₂NC(NH)NH₂ * HSCN.
820611 Sigma-Aldrich碳酸胍 (Guanidinium carbonate)
Guanidinium carbonate for synthesis. CAS 593-85-1, EC Number 209-813-7, chemical formula (CH₅N₃)₂ * H₂CO₃.
104220 Millipore氯化胍 (Guanidinium chloride)
Guanidinium chloride LAB. CAS 50-01-1, EC Number 200-002-3, chemical formula H₂NC(NH)NH₂ * HCl.
