缓冲系统∶因传感器性能在强碱性pH值条件佳，所以7835型联氨监测仪是采用苛性钠试剂溶液来调整试样的pH值，/经由透水管把苛性钠引入试样中，这种方法可以避免使用泵和其他机械移动式注入系统，使得pH值调整可靠且不需维护。

NIB TELEMECANIQUE LP2 D3201BD REVERSING CONTACTOR LP2D3

GOODYEAR 1260-XH-400 TIMING BELT 1200XH400

NIB ASHCROFT ASH-K1-7-M02-42​-C1 PRESSURE TRANSDUCER

DAYTRONIC 10A40 H/W 2.5 PC BOARD FREQUENCY TO VOLTAGE C

NIB TELEMECANIQUE VW3A66901T MEMORY CARD S RAM SQUARE

NIB THK HSR25A1SSGK LINAR GUIDE HSR-25

EUROTHERM 018987 CONTROLLER BOARD

ALLEN BRADLEY 1326-CCUT-L-015 SERIES B CABLE ASSEMBLY 1

RELIANCE ELECTRIC 0-49022 CARDPAK AMPLIFIER

UNITED ELECTRIC 802-6BS TEMPERATURE CONTROLLER NIB

HEINEN ELEKTRONIK PIOE12-K3 832.753 PC BOARD PIOE12K3

HEINEN ELECTRONIK OE3220/0 K389 A5 PRINTED CIRCUIT BOAR

MELTRIC 19-68200 INLET/PLUG 1968200 NIB

FAG PAUL KIEFEL GmbH 20213T SPHERICAL BARREL ROLLER BEA

FENWAL 40-703010-424 TEMPERATURE CONTROLLER 40703010424

ALLEN BRADLEY 1771-IFE/C ANALOG INPUT MODULE 1771IFE RE