NIST SRM 1882a Calcium Aluminate Cement

Purospher STAR RP-18 封端 (5μm) Hibar? 150-4.6

Purospher STAR RP-18封端 (5 μm) Hibar? RT 250-4.6

1.05642.0001 HPTLC Silica gel 60 F254 20cm*10cm

HPTLC Silica gel 60 20cm*10cm

TLC Silica gel 60G F254 25 Glass 20cm*20cm

TLC Silica gel 60 F254 20cm*20cm

TLC Silica gel 60 F254 10cm*20cm

TLC Silica gel 60 10cm*20cm

TLC Silica gel 60 F254 Alu 20cm*20cm

Chromolith? FastGradient RP-18 endcapped 50-2

Chromolith? FastGradient RP-18 endcapped 50-3

10437-U CarbopackX 吸附剂(活性炭) 石墨化炭黑(GCB)

10257 Carbopack C 吸附剂(活性炭) 石墨化炭黑(GCB)

Adrenaline

丙酸阿洛米松 标准品