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Reand 893
pH test paper Tritest pH 1–11, with three indicator zones
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Reand 892
pH test paper Tritest L pH 1–11, three indicator zones and hydrophobic barriers
Reand 845
pH test paper Duotest pH 1–12, with two indicator zones
Reand 913
pH test paper Duotest pH 1.0–4.3, with two indicator zones
Reand 841
pH test paper Duotest pH 3.5–6.8, with two indicator zones
Reand 838
pH test paper Duotest pH 5.0–8.0, with two indicator zones
Reand 903
pH test paper Duotest pH 7.0–10.0, with two indicator zones
Reand 864
pH test paper Duotest pH 9.5–14.0, with two indicator zones
Reand 916
Colorimetric reagents UNISOL 410 for pH 4−10
Reand 813
Colorimetric reagents UNISOL 113 for pH 1‑13
Reand 800
Qualitative pH test paper Brilliant yellow paper, pH: 6.7–7.9
Reand 760
Qualitative pH test paper Congo paper MN 260 HE, pH: 5.0–3.0