Chemsolute pH buffer with colour coding (20 °C), pH 7.00, green, 1L Back Catalog number: 1127-1L Availability: In the manufacturer's stock Price on request - + Recommended MA830R Stainless steel temperature probe for MW102. Price on request MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request MA914BR/1 pH/Temp amplified probe with 1m cable for Mi105 Price on request