Sigma-Aldrich Starch

Agency

reag. ISO

Quality Level

100

Form

solid

pH

6.0-7.5 (25 °C, 20 g/L in H₂O)

Solubility

50 g/L

Bulk Density

300 kg/M³

Storage Temp.

no temp limit

Inchi

1S/C12H22O11/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17/h3-20H,1-2H2/t3-,4-,5-,6+,7-,8-,9-,10-,11+,12-/m1/s1

Inchi Key

GUBGYTABKSRVRQ-ASMJPISFSA-N

Related Categories

Carbohydrates for Biochemical Research

General Description

Carbohydrate
Starch is generally composed of two molecule types: amylose and amylopectin. Starch and modified starches are important excipients. They act as fillers/binders.

Analysis Note

Appearance (color): white
Appearance (description): fine powder
pH-value (2 %; water): 6.0 - 7.5
Sensitivity: passes test
Reducing matter (as maltose): max 0.7
Sulfated ash: max 0.4
Loss on drying (105 °C, 2 H): max 10
Suitability as enzyme substrate (for amylases): passes test
ISO reagent

Storage Class

11 - Combustible Solids

Wgk_Germany

WGK 1

Flash_Point_F

Not applicable

Flash_Point_C

Not applicable