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Methylacetylene-d4 (gas) 标准品
GALACTAN(RG) 标准品
Zinc phosphate-monobasic
2-Acetamido-2-deoxy-6-O-(β-D-galactopyranosyl)-D-galactopyranose
First Standard® 甲醇中氟苯脲溶液,1000ug/ml
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2,2',3,5',6-Pentachlorobiphenyl Solution 100ug/ml in Methanol:Acetonitrile (50:50) (无证书)
呋喃西林溶液, 100ppm
碘硫磷 BePure-23539YB
玉米赤霉烯酮 (ZON) - 100 ug/mL - 乙腈 - 5mL 标准品