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BG-C391730C(具砂板储存球闪式层析柱/容量100mL/外径17mm/内径13.4mm/磨口24/40/长305mm/G2)
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BH-10204-5000(塑料烧杯/带把/5000mL)
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Potassium hydride, 氢化钾/100g/CAS:7693-26-7
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BG-SPF1420(无水无氧固体加料器/粉末加料/14/20)
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