Concentrating COD digestion tank Cote COD digestion tank Cote ammonia nitrogen digestion tank, concentrating ammonia nitrogen digestion

Domestic high-pressure valve 1.5kp brand new, warranty for half a year, domestic high-pressure valve 1.5kp, high

E+H high-pressure valve 1600kp warranty for half a year, domestic high-pressure battery valve, high-pressure solenoid valve

Hash cod third-generation air valve, domestic warranty for three months 8958800

Hash inter2c adapter board, item number YAA995

Shimadzu toc 4200 Catalyst, 638 - 60246

Concentrating COD, ammonia nitrogen, total phosphorus and total nitrogen pressure valve, four-way valve, concentrating pressure valve, concentrating standard liquid core

LZV277 Hash diaphragm pump, no good or bad

Guangzhou Bokong Digital Color Instrument, May 2019, the last picture is a bit bumpy

Newly stocked high-sand pipe pinch valve, normally open solenoid valve, 50kp, which is a little worn out after leaving it in the warehouse for a long time

Hash COD Motherboard

The quality of the first generation of hashcod board and dismantling parts looks at the package price of 600

Focus 2000 motherboard, focus ammonia nitrogen motherboard, focus cod motherboard, new

Hash NA8000 maintenance package, Hash ammonia nitrogen na8000 maintenance package

Hash cod display assembly, disassembled parts 9.9 new

Thermo Fei 3106COD digestion pipe, Thermo Fei cod digestion pipe

Hashi ammonia nitrogen diaphragm pump, brand new authentic, item number LZV177, quality lever! new

HACH Hash COD Driver Board American Hash COD Slave Board

Hash cod ceramic valve Hash digestion inlet valve y0000125, disassembly 9.

Micro-blue total nitrogen digestion tank, micro-blue total nitrogen digestion cup, micro-blue ammonia nitrogen digestion cup micro-blue cod digestion