Maltose Basic information
Product Name:	Maltose
CAS:	69-79-4
MF:	C12H22O11
MW:	342.3
EINECS:	200-716-5
Maltose Chemical Properties
Melting point	110 °C
Boiling point	397.76°C (rough estimate)
density	1.54
refractive index	n20/D 1.361
storage temp.	Sealed in dry,2-8°C
solubility	Very soluble in water; very slightly soluble in cold ethanol (95%); practically insoluble in ether.
pka	12.39±0.20(Predicted)
PH	4.0-6.5 (25ºC)
Water Solubility	310.3g/L(20 ºC)
λmax	λ: 260 nm Amax: 0.08
λ: 280 nm Amax: 0.07
Merck	135,736
BRN	93798
Stability:	Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference	69-79-4(CAS DataBase Reference)
NIST Chemistry Reference	D-Glucose, 4-o-«alpha»-D-glucopyranosyl-(69-79-4)
EPA Substance Registry System	D-Glucose, 4-O-.alpha.-D-glucopyranosyl- (69-79-4)

TEST	SPECIFICATIONS	RESULTS
Characteristics	A white,crystalline powder,with a sweet taste, freely soluble in water sparingly soluble in alcohol	Conforms
Identification	(1)Conforms	Conforms
Assay%,maltose	≥90.0%	98.39%
Assay%,glucose	≤2.5%	1.26%
pH	4.0-6.0	5.26
Chloride	≤0.01%	0.01%
Sulfate	≤0.3%	0.3%
Moisture	≤6.5%	5.8%
Residue on ignition	≤0.1%	0.03%
(Pb)	≤0.00005%	0.00005%
(Cu)	≤0.0005%	0.0005%
AS	≤0.0001%	0.0001%
(SO2)	≤0.01%	Not detected
Total Germs	≤3000 CFU/g	80 CFU/g
Molds	≤100 CFU/g	6 CFU/g
E. Coli	Not detected	Not detected
Particle sizes	100-140 mesh	passed

High Purity D-Maltose for Biological Culture Medium CAS 69-79-4 Maltose

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