HI 1230
HI 1083B
Glass-body, micro, Viscolene, non-refillable, combination pH elec-
trode. Use: biotechnology, micro titration.
HI 1131B
Glass-body, single junction, refillable, combination pH electrode.
Use: general purpose.
HI 1330B
Glass-body, semimicro, single junction, refillable, combination pH
electrode. Use: laboratory, vials.
HI 1331B
Glass-body, semimicro, single junction, refillable, combination pH
electrode. Use: flasks.
HI 1230B
Plastic-body (Ultem
®
), double junction, gel-filled, combination pH
electrode. Use: general, field.