سدیم دی هیدورژن فسفات دی هیدراته Merck 106345

تولید کمپانی مرک MERCK
ساخت کشور آلمان
Sodium dihydrogen phosphate dihydrate – سدیم دی هیدورژن فسفات دی هیدراته

حجم 1000 گرم ( 1 کیلوگرم )
کد مرک 106345 و CAS 13472-35-0
دارای گواهی و ستریفیکیت
MSDS و COA

کاتالوگ فنی کمپانی MERCK 106345

description
Order number 106345
synonyms mono-sodium orthophosphate, prim. sodium phosphate
Product Information
CAS number 13472-35-0
EC number 231-449-2
quality Ph Eur,BP,USP,JPE,E 339
Molecular Formula (Hill) H₂NaO₄P * 2H₂O
chemical formula NaH₂PO₄ * 2H₂O
molar mass 156.00 g/mol
HS code 2835 22 00
quality level MQ500
Physiochemical Information
density 1,915 g/cm3 (20 °C)
melting point 60℃
PH value 4.0 – 4.5 (50 g/l, H₂O, 25 °C)
bulk density 1000kg/m3
solubility 850 g/l

Toxicology information

LD50 orally LD50 rat 8290 mg/kg
LD50 dermal LD50 rabbit > 7940 mg/kg
Safety information according to GHS
RTECS WA1900500
storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
disposal 14
Inorganic salts: Category I. Neutral solutions of these salts: Category D. Before filling, check the pH value with a universal pH indicator stick (item 109535).
Storage and Shipping Information
storage Store at +2°C to +30°C.
transport information
Declaration (rail and road) ADR, RID No dangerous goods

specifications

Content (alkalimetric, calculated on dried substance) 98.0 – 100.5%
Assay (alkalimetric; from dried substance) 98.0 – 101.0%
identity is equivalent to
appearance of the solution is equivalent to
Portions insoluble in water (calculated on dried substance) ≤ 0.15%
pH value (1%, water) 4.1 – 4.7
pH value (5%; water) 4.2 – 4.5
pH value (5.7%; water) 4.1 – 4.5
chloride (Cl) ≤ 0.005%
Fluoride (F) ≤ 0.001%
Hydrogen phosphate (HPO₄) ≤ 0.5%
Sulfate (SO₄) ≤ 0.01%
Heavy Metals (as Pb) ≤ 0.0005%
Al, Ca and other elements detectable with ammonia is equivalent to
As (arsenic) ≤ 0.0001%
Cd (cadmium) ≤ 0.0001%
Fe (iron) ≤ 0.001%
Hg (mercury) ≤ 0.0001%
Pb (lead) ≤ 0.0001%
Potassium permanganate reducing fractions (as O) is equivalent to
Solvent Residues (ICH Q3C) excluded by the manufacturing process
Loss on drying (130 °C) 22.0 – 24.0%
Elemental impurities according to the guideline ICH Q3D (Guideline for Elemental Impurities) are considered in the specification. Class 1-3 elements are not expected above the ICH Q3D option 1 limit unless specified and marked (*).
Conforms to Ph Eur, BP, USP, JPE, E 339
Conforms to the purity requirements for food additives according to the current EU regulation.