实验室通用耗材
标准品/标准物质
生化耗材
气相色谱柱
液相色谱柱
样品萃取/处理
化学试剂和溶剂
生化试剂
分子生物学试剂
细胞及检测
材料科学
安全防护与清洁用品
色谱耗材配件
仪器专用耗材配件
蛋白及检测试剂
认证/合规ISO 17025, A2LA, NIST尺寸（长 x 宽 x 高）2.75 x 2.5 x 0.5 in. (7 x 6.4 x 1.3 cm)适用......
认证/合规NIST包括Individually serial-numbered Traceable Certificate and a 3-year batte......
电池类型357 Button-Cell Silver Oxide Battery (Cat. No. 02-440-1C)认证/合规to +assure acc......
颜色Blue/White内径直径（英制）2.25 in.内径（公制）5.71 cm高度（英制）1 in.高度（公制）2.54 cm包括Chemical resi......
颜色Black显示高度（英制）0.5 in.包括Battery, magnetic back, Traceable Certificate通道数量3准确度0.0......
Timer: Counts down from 99 hours, 59 minutes, 59 seconds to 1 second. Stopwatch......
LCD screen is designed for viewing at any angle (sitting or standing)Counts dow......
Memories return the display to the previously programmed timeMay also be used a......
Turn pointer to the desired countdown setting to automatically wind the timersI......
Countdown timing and count-up/ stopwatch timing, clockWhen zero is reached, dis......
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