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Merck - 1413541000 - Polyvinyl alcohol 5-88

Name: Merck - 1413541000 - Polyvinyl alcohol 5-88
SKU: 1413541000
Price: 593.0 USD
Availability: InStock

Lists At: $660.11 You Save: $67.11

$593.00

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Average lead time for this brand: 2-3 weeks. Specific products may vary.

ITEM #: 19008416
EMPROVE® ESSENTIAL Ph Eur, USP, JPE
This listing is for 1 kg Plastic bottle

Catalogue Number 141354
Synonyms PVA, PVOH
CAS number 9002-89-5
Grade Ph Eur, USP, JPE
HS Code 3905 30 00
Quality Level MQ500
Melting Point 160 - 240 ° C
Bulk density 400 - 670 kg/m3
LD 50 oral LD50 Rat > 2000 mg/kg
RTECS TR8100000
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Storage Store at +15° C to +25° C.
Identity (IR spectrum) passes test
Identity (Viscosity) passes test
Identity (Reaction with iodine) passes test
Identity (Reaction with iodine and boric acid) passes test
Identity (Reaction with ethanol) passes test
Appearance of solution (40 g/l, water) passes test
Appearance of solution (50 g/l, water) passes test
Water-insoluble matter (40 g/l, water) ≤ 0.1 %
pH-Value (40 g/l; water) 5.0 - 6.5
Viscosity (40 g/l; water) 4.3 - 5.7 mPas
As (Arsenic) ≤ 2 ppm

Heavy metals (as Pb) ≤ 10 ppm
Crotonaldehyde (GC) ≤ 10 ppm
Acetic acid (alkalimetric) ≤ 0.5 %
Methanol (GC) ≤ 1.0 %
Methanol (GC) (JPE)¹ ≤ 1.0 %
Methyl acetate (GC) ≤ 1.0 %
Other residual solvents (ICH Q3C) excluded by production process
Ester value 130 - 150
Degree of hydrolysis (USP) 85 - 89 %
Degree of hydrolysis (JPE) 78 - 96 %
Acid value ≤ 3.0
Saponification value 132 - 152
Sulfated ash ≤ 1.0 %
Loss on Drying (105 ° C) ≤ 5.0 %
Microbiological purity (Total aerobic microbial count (TAMC)) ≤ 100 CFU/g
Microbiological purity (Total yeast and mould count (TYMC)) ≤ 100 CFU/g
Bile-tolerant gram-negative bacteria (absent in 1 g) conforms
Escherichia coli (absent in 1 g) conforms
Pseudomonas aeruginosa (absent in 1 g) conforms
Staphylococcus aureus (absent in 1 g) conforms
Candida albicans (absent in 1 g) conforms
Salmonella (absent in 10 g) conforms
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
¹ Value measured in qualified external laboratory
Corresponds to Ph Eur, USP, JPE

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