Sigma-Aldrich
Cobalt
钴
Greiner Sapphire PCR tubes, thin wall
Nickel(II) oxide
氧化镍(II)
SorensonTM low binding Ultra G microtips
Tough-TagsTM microcentrifuge tube labels
Tough-TagsTM 微型离心管标签
Tungsten(VI) oxide
氧化钨 (VI)