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- Chemicals
- Inorganic & Analytical Reagents
- Indicators and Dyes
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Xylenol orange tetrasodium salt, 250 g
1 % in KNO3, trituration, Reag. Ph. Eur.
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Sodium nitroprusside dihydrate, 500 g
≥99 %, p.a., ACS
Nitroprusside sodium, Sodiumnitrosopentacyano-ferrate(III), Disodiumpentacyanonitrosylferrate(III) dihydrate
Calconcarboxylic acid, 10 g
p.a.
Patton and Reeder’s Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
Eriochrome black T (C.I. 14645), 50 g
p.a.
Mordant black 11, 2-Hydroxy-1-(1-hydroxynaphthyl-2-azo)-6-nitronaphthalene 4-sulphonic acid monosodium salt
Xylenol orange tetrasodium salt, 10 g
p.a., ACS
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Eriochrome cyanine R (C. I. 43820), 1 g
extra pure
Chromoxane cyanine, Solochrome cyanine, Mordant blue 3
Sodium rhodizonate, 25 g
98,5 %, p.a.
Rhodizonic acid disodium salt, 1,2-Dihydroxy-3,4,5,6-tetraoxocyclohex-1-ene sodium salt
Xylenol orange tetrasodium salt, 250 g
1 % in KNO3, trituration, Reag. Ph. Eur.
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Sodium nitroprusside dihydrate, 500 g
≥99 %, p.a., ACS
Nitroprusside sodium, Sodiumnitrosopentacyano-ferrate(III), Disodiumpentacyanonitrosylferrate(III) dihydrate
Calconcarboxylic acid, 10 g
p.a.
Patton and Reeder’s Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
Eriochrome black T (C.I. 14645), 50 g
p.a.
Mordant black 11, 2-Hydroxy-1-(1-hydroxynaphthyl-2-azo)-6-nitronaphthalene 4-sulphonic acid monosodium salt
Xylenol orange tetrasodium salt, 10 g
p.a., ACS
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Eriochrome cyanine R (C. I. 43820), 1 g
extra pure
Chromoxane cyanine, Solochrome cyanine, Mordant blue 3
Sodium rhodizonate, 25 g
98,5 %, p.a.
Rhodizonic acid disodium salt, 1,2-Dihydroxy-3,4,5,6-tetraoxocyclohex-1-ene sodium salt
Xylenol orange tetrasodium salt, 250 g
1 % in KNO3, trituration, Reag. Ph. Eur.
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Sodium nitroprusside dihydrate, 500 g
≥99 %, p.a., ACS
Nitroprusside sodium, Sodiumnitrosopentacyano-ferrate(III), Disodiumpentacyanonitrosylferrate(III) dihydrate
Calconcarboxylic acid, 10 g
p.a.
Patton and Reeder’s Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
Eriochrome black T (C.I. 14645), 50 g
p.a.
Mordant black 11, 2-Hydroxy-1-(1-hydroxynaphthyl-2-azo)-6-nitronaphthalene 4-sulphonic acid monosodium salt
Xylenol orange tetrasodium salt, 10 g
p.a., ACS
3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein tetrasodium salt
Eriochrome cyanine R (C. I. 43820), 1 g
extra pure
Chromoxane cyanine, Solochrome cyanine, Mordant blue 3
Sodium rhodizonate, 25 g
98,5 %, p.a.
Rhodizonic acid disodium salt, 1,2-Dihydroxy-3,4,5,6-tetraoxocyclohex-1-ene sodium salt
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