• Alternative name: Vitamin C
• Molecular Weight: 176.13
• CAS Number: 50-81-7

• Hazard: H411
• Precaution: P273

• Molecular Weight: 197.34g/mol
• CAS Number: 315-77-9
• Hazard: H301
• Precaution: P301+312

• Molecular Weight: 244.77g/mol
• CAS Number:10326-27-9
• Hazard: H301;H332
• Precaution: P261;P301+P310;P330+331

• Molecular Weight: 315.47g/mol
• CAS Number: 12230-71-6
• Hazard: H302;H314;H332
• Precaution: P280;P305+P351+P338;P310

• Molecular Weight: 261.34g/mol
• CAS Number: 10022-31-8
• Hazard: H272;H302;H332
• Precaution: P303+P340;P309+P310;P210;P280

• Molecular Weight: 169.33g/mol
• CAS Number: 1304-29-6
• Hazard: H272;H302;H332
• Precaution: P21

• CAS Number:452-67-5
• Hazard: H412
• Precaution: P273

Standard Benedict's Solution - gives a brick-red colour change.

• CAS Number: 452-67-5
• Hazard: H412
• Precaution: P273

Standard Benedict's Solution - gives a brick-red colour change.

• Alternative Name: Benzenecarbaldehyde; Bitter almond oil; 
• Molecular Weight: 106.12g/mol
• CAS Number: 100-52-7
• Hazard: H302

• Alternaitve Name: Catechol
• Molecular Weight: 110.11g/mol
• CAS Number: 11-80-9
• Hazard: H302;H312;H319
• Precaution: P280;P301+P352;P305+P351+P338

• Alternative name: Resorcinol
• Molecular Weight: 110.11g/mol
• CAS Number: 108-46-3
• Hazard: H302;H315;H319;H400
• Precaution: P273;P280;P305+P351+P338;P309+P311;P302+P352

• Alternative name: Hydroquinone
• Molecular Weight: 110.11g/mol
• CAS Number: 123-31-9
• Hazard: H303;H341;H317;H318;H351;H400
• Precaution: P273;P280;P305+P351+P338;P301+P312

• Alternative name: Benzenecarboxylic Acid
• Molecular Weight: 122.12
• CAS Number: 65-85-0
• Hazard: H302;H318;H319;H335
• Precaution: P301+P312;P305+P351+P338;P261;P280

• Alternative name: Benzenecarboxylic Acid
• Molecular Weight: 122.12g/mol
• CAS Number: 65-85-0
• Hazard: H302;H318;H319;H335
• Precaution: P301+P312;P305+P351+P338;P261;P280

• Molecular Weight: 140.57g/mol
• CAS Number: 98-88-4
• Hazard: H303;H312;H314;H317;H332
• Precaution: P280 P305+P351+P338; P310

Dilute 1 part Bicarbonate Indicator with 9 parts deionized water and bubble air through with atmospheric carbon dioxide

The solution is ready to use when it's a deep red colour.

In industrial areas sulphur dioxide will make it difficult to achieve the required equilibrium.

Dilute 1 part Bicarbonate Indicator with 9 parts deionized water and bubble air through with atmospheric carbon dioxide.

The solution is ready to use when it's a deep red colour.

In industrial areas sulphur dioxide will make it difficult to achieve the required equilibrium.

• CAS Number: Mixture
• Hazard: H319

Used to test for the presence of proteins giving a blue to purple colour change.

• State: Filings
• Colour: Gold-Brown
• Odour: Odourless