1# -*- coding: utf-8 -*-
2"""
3"""
4from __future__ import absolute_import
5
6from ..unitquantity import UnitQuantity
7from .substance import mol
8from .volume import L
9
10M = molar = UnitQuantity(
11    'molar',
12    mol / L,
13    symbol='M',
14    aliases=['Molar']
15)
16
17mM = millimolar = UnitQuantity(
18    'millimolar',
19    molar / 1000,
20    symbol='mM'
21)
22
23uM = micromolar = UnitQuantity(
24    'micromolar',
25    mM / 1000,
26    symbol='uM',
27    u_symbol='µM'
28)
29