ตัวบ่งชี้ pH - สารตรวจจับกรด-ด่าง (8)

REAGENT

Crystal Violet Nonahydrate

97%

CAS:60662-33-1

Formula:C₂₅H₃₀ClN₃₉H₂O

MW:407.99 g/mol

฿1,460.00

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REAGENT

Bromophenol blue

BR

CAS:62625-28-9

Formula:C₁₉H₉Br₄₀NaO₅S

MW:691.949 g/mol

฿720.00

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REAGENT

Bromocresol Green Sodium Salt

≥95%

CAS:67763-24-0

Formula:C₂₁H₁₃Br₄NaO₅S

MW:720 g/mol

฿690.00

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REAGENT

Azocal A

AR

CAS:1836-22-2

Formula:C₁₇H₉N₂Na₃O₉S₂

MW:518.35 g/mol

฿1,350.00

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REAGENT

2-Nitrophenol solution

1000μg/ml, solvent: methanol

CAS:88-75-5

Formula:C₆H₅NO₃

MW:139.11 g/mol

฿1,600.00

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REAGENT

Lacmoid

≥97%

CAS:42249-61-6

Formula:C₁₂H₆Br₄N₂O₃

MW:545.8 g/mol

฿2,720.00

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REAGENT

m-Cresol purple Sodium salt

Indicator

CAS:62625-31-4

Formula:C₂₁H₁₇NaO₅S

MW:404.41 g/mol

฿900.00

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REAGENT

m-Cresol purple pH indicator solution

pH: 0.1(YELLOW)--1.5(BLUE); 7.5(YELLOW)-9.2(PURPLE)

CAS:2303-01-7

Formula:C₂₁H₁₈O₅S

MW:382.43 g/mol

฿390.00

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REAGENT

Pyrocatechol violet pH indicator solution

pH:6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED)

CAS:115-41-3

Formula:C₁₉H₁₄O₇S

MW:386.38 g/mol

฿300.00

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REAGENT

Mordant Yellow 1 pH indicator solution

pH:10.0(YELLOW)-12.0(BROWNISH YELLOW)

CAS:584-42-9

Formula:C₁₃H₈N₃NaO₅

MW:309.21 g/mol

฿351.00

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