C₂₁H₂₀O₆ CAS#: 458-37-7 F.W.: 368.39 NFPA#: 1-1-1 Descriptions: C.I. 75300

Ammonium purpurate. Indicator for complexometry.

2,2-Dihydroxy-1,3-indanedione;1,2,3-Indanetrione monohydrate. Indicator for amines.

C₁₆H₁₈N₃ClS•3H₂O CAS#: 7220-79-3 F.W.: 373.91

C₁₅H₁₄N₃O₂Na CAS#: 845-10-3 F.W.: 291.29 Visual transition pH 4.2-6.2, pink-yellow

Phenolsulfonphthalein

C₃₂H₂₅N₃S₃O₉Na₂

C₂₀H₁₃N₄S₂O₆Na•H₂O CAS#: 69898-45-9 F.W.: 510.46 Reagent for the spectrophotometric determination of iron and copper. Approximately 7% water.

Methyl Orange 0.1%, Xylene Cyanole 0.26% in Water

C₂₁H₁₅Br₂O₅SNa CAS#: 62625-30-3 F.W.: 562.22

(C₆H₅)₂NH CAS#: 122-39-4 F.W.: 169.22

C₂₆H₁₈N₄O₈S₂Na₂

C₁₄H₈O₄

CAS#: 9005-84-9 Preserved with Salicylic Acid.

K₂CrO₄ CAS#: 7789-00-6 F.W.: 194.20 NFPA#: 4-0-2 Specific Gravity: 1.040 Indicator for volumetric chloride determination.

NO₂C₆H₄N=NC₆H₃(OH)₂ CAS#: 74-39-5 F.W.: 259.23 Descriptions: Azo Violet

C₁₄H₁₄N₃O₃SNa CAS#: 547-58-0 F.W.: 327.34

pH indicator range 10.0-12.0 yellow to red CAS#: 2243-76-7

Fe(C₁₀H₅NO₅SNa)₃ CAS#: 19381-50-1 F.W.: 878.47 (Acid Green 1, C.I. 10020). Suitable for complexometry.

pH range 4.6-6.0 yellow-red CAS#: 130-22-3

Visual transition pH 11.0-12.6, yellow-orange/red

C₂₅H₃₀ClN₃

Preserved with Salicylic Acid

C₂₀H₁₀O₅Na₂

C₁₂H₆NO₄Na CAS#: 62758-13-8 F.W.: 251.18 NFPA#: 2-1-1 Certifiable

C₂₀H₁₄O₄

C₅H₄N-N=N-C₁₀H₆OH CAS#: 85-85-8 F.W.: 249.26

C₂₇H₂₉O₅SNa CAS#: 62625-21-2 F.W.: 488.58

NaO₃SC₁₀H₆N=NC₉H₄N(OH)(SO₃Na) CAS#: 53611-17-9 F.W.: 503.42 Specific Gravity: 0.000 Descriptions: 7-(4-Sulfo-1-Naphthylazo)-8-Hydroxyquinoline-5-Sulfonic Acid, Sodium Salt. Indicator for…

FeNH₄(SO₄)₂•12H₂O CAS#: 7783-83-7 F.W.: 482.20 Saturated Solution

C₃₁H₂₈N₂O₁₃SNa₄ CAS#: 3618-43-7 F.W.: 760.60