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71504

Sigma-Aldrich

Sodium phosphate monobasic monohydrate

puriss. p.a., ACS reagent, ≥99.0% (T)

Synonym(s):

Monosodium phosphate, Sodium dihydrogen phosphate monohydrate

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¥1,357.05

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Available to ship on2025年4月23日Details

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About This Item

Linear Formula:
NaH2PO4 · H2O
CAS Number:
10049-21-5
Molecular Weight:
137.99
EC Number:
231-449-2
MDL number:
MFCD00149208
UNSPSC Code:
12352302
PubChem Substance ID:
329763338
NACRES:
NA.21
form:
crystals

¥1,357.05

Available to ship on2025年4月23日Details

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grade

ACS reagent
puriss. p.a.

Quality Level

200

Assay

≥99.0% (T)

form

crystals

impurities

≤0.001% total nitrogen (N)
≤0.01% insoluble matter

pH

4.1-4.5 (25 °C, 50 mg/mL in H2O)

anion traces

chloride (Cl-): ≤5 mg/kg
sulfate (SO42-): ≤30 mg/kg

cation traces

As: ≤0.5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
heavy metals: ≤0.001% (by ICP-OES)

SMILES string

[Na+].[H]O[H].OP(O)([O-])=O

InChI

1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1

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Show Differences

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This Item
P7626T4376537462
氟磷酸二异丙酯

D0879

氟磷酸二异丙酯

苯甲磺酰氟 ≥98.5% (GC)

P7626

苯甲磺酰氟

N-对-甲苯磺酰基-L-苯基乙基氯甲基酮 ≥97% (TLC), powder

T4376

N-对-甲苯磺酰基-L-苯基乙基氯甲基酮

乙酸异丙酯 ≥99.6%

537462

乙酸异丙酯

Gene Information

human ... ACHE(43), PTGS1(5742), PTGS2(5743)

Gene Information

-

Gene Information

human ... NFKB1(4790), NKAP(79576), NKRF(55922), NOS2(4843), PTGS2(5743)

Gene Information

-

Quality Level

100

Quality Level

300

Quality Level

200

Quality Level

200

form

liquid

form

powder

form

powder

form

liquid

solubility

anhydrous isopropanol: 0.1-0.5 M (stable for months if stored at -70 °C), H2O: 1.5% at 25 °C (very unstable (at pH 7.5, half-life = 1 hr); decomposed by alkali.)

solubility

dry solvents (ethanol, methanol, and 2-propanol): 200 mM (Stock solution are stable for months at 4°C.), H2O: unstable

solubility

DMSO: >10 mg/mL (stable for several months at 4°C.), ethanol: 20 mg/mL

solubility

water: soluble 31.9 g/L at 20 °C

storage temp.

2-8°C

storage temp.

-

storage temp.

−20°C

storage temp.

-

General description

Sodium phosphate monobasic monohydrate is a sodium salt.

Application

Sodium phosphate monobasic monohydrate may be used in the following studies:
  • As a mobile phase in HPLC studies.[1]
  • For the dissolution of BSA (Bovine serum albumin).[2]
  • Preparation of buffer solutions.[3]

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

  • Specification Sheet

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    Certificates of Analysis (COA)

    Lot/Batch Number
    BCCM8409
    BCCM0255
    BCCL7952
    BCCL4631
    BCCM3992

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