Custom Gas Mixtures | Gas

We use cookies to improve your browsing experience and help us improve our websites. By continuing to use our website, you agree to our use of such cookies. Agree Learn more

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

Switch Account
Dashboard

(0)

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

Products

Home/
Category Page/
Gases/
Mixed Gases

Results For:
By Category
Mixed Gases
Gas Comp Amount1
99.9000000 99.9791600 88.9972500 99.9994000 43.2500000 99.9685000 79.4900000 99.9999500
Gas Comp 1
METHANE PPM PHOSPHINE NEON NITROGEN AIR

Narrow Results:

{$title}

{$label}

Cylinder Size
Choose a refinement:

34L Aluminum Disp (4)

300 Aluminum HP (3)

116L Aluminum Disp (2)

150 Aluminum HP (2)

58L Steel Disp (2)

103 Steel Disp (1)

103L Steel Disp (1)

116L AL Refillable HP (1)

150A (1)

300 Steel HP (1)

58L AL Refillable HP (1)

58L Aluminum Disp (1)

66L AL Refillable HP (1)

98L AL Refillable HP (1)

E Steel Disp (1)

CGA Connection
Choose a refinement:

CGA C10 (14)

350SS (2)

CGA 350 (2)

CGA 590 (2)

CGA 180 Washer (1)

CGA 580 (1)

CGA 660 (1)

Gas Component Amount 1
Choose a refinement:

99.9975000 (19)

99.9900000 (16)

80.0000000 (15)

95.0000000 (14)

90.0000000 (13)

60.0000000 (12)

97.5000000 (12)

99.9950000 (12)

75.0000000 (11)

79.4875000 (10)

83.5420000 (10)

85.4925000 (10)

2.5000000 (9)

85.0000000 (9)

98.0000000 (8)

99.0000000 (8)

99.6000000 (8)

99.9995000 (8)

70.0000000 (7)

50.0000000 (6)

79.0000000 (6)

80.4875000 (6)

89.0000000 (6)

92.0000000 (6)

96.0000000 (6)

99.9700000 (6)

99.9750000 (6)

99.9800000 (6)

99.9960000 (6)

99.9980000 (6)

81.6400000 (5)

99.9600000 (5)

99.9998000 (5)

10.0000000 (4)

79.1000000 (4)

82.0000000 (4)

88.0000000 (4)

97.0000000 (4)

99.7500000 (4)

99.9739500 (4)

99.9820000 (4)

99.9830000 (4)

99.9955000 (4)

99.9991000 (4)

79.4940000 (3)

81.0420000 (3)

81.6375000 (3)

83.5400000 (3)

99.4000000 (3)

99.9100000 (3)

99.9775000 (3)

99.9947900 (3)

99.9989000 (3)

99.9997000 (3)

99.9999000 (3)

0.3000000 (2)

13.5000000 (2)

15.0000000 (2)

2.0000000 (2)

25.0000000 (2)

35.0000000 (2)

5.0000000 (2)

55.0000000 (2)

65.0000000 (2)

77.3200000 (2)

78.0000000 (2)

78.4000000 (2)

79.6000000 (2)

81.0000000 (2)

81.9820000 (2)

82.4100000 (2)

83.0000000 (2)

86.0000000 (2)

86.5000000 (2)

87.0000000 (2)

89.5700000 (2)

91.0000000 (2)

94.0000000 (2)

98.9900000 (2)

99.1000000 (2)

99.7200000 (2)

99.8110000 (2)

99.9200000 (2)

99.9400000 (2)

99.9460000 (2)

99.9500000 (2)

99.9550000 (2)

99.9730000 (2)

99.9835000 (2)

99.9899000 (2)

99.9910000 (2)

99.9925000 (2)

99.9937000 (2)

99.9973000 (2)

99.9982000 (2)

99.9983000 (2)

99.9984000 (2)

99.9985000 (2)

99.9992000 (2)

99.9992500 (2)

99.9996000 (2)

0.5000000 (1)

1.2500000 (1)

12.0000000 (1)

15.6000000 (1)

30.0000000 (1)

31.4000000 (1)

31.4100000 (1)

53.0575000 (1)

53.7860000 (1)

59.0000000 (1)

61.7500000 (1)

64.0000000 (1)

64.6000000 (1)

64.9750000 (1)

66.0000000 (1)

69.0000000 (1)

69.6000000 (1)

74.0000000 (1)

74.7000000 (1)

74.9500000 (1)

76.5000000 (1)

76.9890000 (1)

77.0000000 (1)

77.3210000 (1)

77.4550000 (1)

77.5000000 (1)

77.6000000 (1)

77.8950000 (1)

77.9820000 (1)

78.4490000 (1)

78.5000000 (1)

78.5375000 (1)

78.6500000 (1)

78.7500000 (1)

78.9000000 (1)

78.9400000 (1)

78.9920000 (1)

79.1400000 (1)

79.2000000 (1)

79.4780000 (1)

79.4960000 (1)

79.5000000 (1)

79.6800000 (1)

79.7000000 (1)

79.7450000 (1)

79.7600000 (1)

79.9000000 (1)

79.9193000 (1)

79.9875000 (1)

79.9920000 (1)

80.2000000 (1)

80.4375000 (1)

80.4750000 (1)

80.4890000 (1)

80.5000000 (1)

80.6375000 (1)

80.7375000 (1)

81.1000000 (1)

81.2000000 (1)

81.6580000 (1)

81.8470000 (1)

81.8785000 (1)

81.9100000 (1)

81.9470000 (1)

81.9770000 (1)

81.9910000 (1)

81.9973000 (1)

82.4920000 (1)

82.4930000 (1)

82.4940000 (1)

82.5800000 (1)

82.8690000 (1)

82.9991500 (1)

83.0930000 (1)

83.5410000 (1)

83.6690000 (1)

83.7325000 (1)

83.8950000 (1)

84.0325000 (1)

84.7875000 (1)

84.9000000 (1)

85.4490000 (1)

85.4900000 (1)

85.5000000 (1)

86.1130000 (1)

86.2500000 (1)

86.4300000 (1)

86.8000000 (1)

87.0900000 (1)

87.0925000 (1)

87.3865000 (1)

87.4760000 (1)

87.9890000 (1)

88.5000000 (1)

88.5325000 (1)

88.7500000 (1)

88.8240000 (1)

88.9670000 (1)

88.9711000 (1)

88.9900000 (1)

89.1445000 (1)

89.1850000 (1)

89.4900000 (1)

90.3990000 (1)

90.4000000 (1)

90.4700000 (1)

90.8110000 (1)

90.9895000 (1)

91.5000000 (1)

92.7820000 (1)

92.9975000 (1)

93.2000000 (1)

93.8140000 (1)

93.8450000 (1)

94.4917500 (1)

94.5000000 (1)

95.4725000 (1)

95.4964000 (1)

95.5000000 (1)

95.9700000 (1)

95.9910000 (1)

95.9982000 (1)

96.7685000 (1)

96.7940000 (1)

97.2500000 (1)

97.4875000 (1)

97.4900000 (1)

97.8000000 (1)

97.8400000 (1)

97.9600000 (1)

98.2000000 (1)

98.6500000 (1)

98.8000000 (1)

98.8900000 (1)

98.9000000 (1)

98.9320000 (1)

98.9500000 (1)

99.2000000 (1)

99.5000000 (1)

99.5500000 (1)

99.6400000 (1)

99.6670000 (1)

99.6710000 (1)

99.6894000 (1)

99.7000000 (1)

99.7030000 (1)

99.7100000 (1)

99.7300000 (1)

99.7420000 (1)

99.7885000 (1)

99.7900000 (1)

99.7952000 (1)

99.8000000 (1)

99.8120000 (1)

99.8200000 (1)

99.8375000 (1)

99.8640000 (1)

99.8647000 (1)

99.8650000 (1)

99.8773500 (1)

99.8800000 (1)

99.8860000 (1)

99.8920000 (1)

99.8960000 (1)

99.9010000 (1)

99.9020000 (1)

99.9065000 (1)

99.9070000 (1)

99.9091000 (1)

99.9150000 (1)

99.9175000 (1)

99.9250000 (1)

99.9285000 (1)

99.9320000 (1)

99.9370000 (1)

99.9395000 (1)

99.9499500 (1)

99.9514000 (1)

99.9595000 (1)

99.9597670 (1)

99.9597700 (1)

99.9597960 (1)

99.9615000 (1)

99.9620000 (1)

99.9640000 (1)

99.9650000 (1)

99.9659000 (1)

99.9670000 (1)

99.9690000 (1)

99.9715000 (1)

99.9725000 (1)

99.9749500 (1)

99.9760000 (1)

99.9780000 (1)

99.9787500 (1)

99.9799000 (1)

99.9810000 (1)

99.9815000 (1)

99.9825000 (1)

99.9832000 (1)

99.9848000 (1)

99.9856000 (1)

99.9860000 (1)

99.9862500 (1)

99.9865000 (1)

99.9869700 (1)

99.9870000 (1)

99.9875000 (1)

99.9880000 (1)

99.9890000 (1)

99.9892000 (1)

99.9895800 (1)

99.9899880 (1)

99.9899940 (1)

99.9909000 (1)

99.9915000 (1)

99.9917500 (1)

99.9920000 (1)

99.9922000 (1)

99.9932000 (1)

99.9939000 (1)

99.9940000 (1)

99.9945000 (1)

99.9946000 (1)

99.9948400 (1)

99.9964000 (1)

99.9965000 (1)

99.9965900 (1)

99.9967000 (1)

99.9969000 (1)

99.9970000 (1)

99.9972000 (1)

99.9972500 (1)

99.9974000 (1)

99.9986500 (1)

99.9987500 (1)

99.9991805 (1)

99.9993000 (1)

99.9994300 (1)

99.9997500 (1)

99.9998800 (1)

99.9999250 (1)

99.9999990 (1)

Gas Component 1
Choose a refinement:

% ARGON (1)

Gas Component Amount 2
Choose a refinement:

208.4000000 (6)

0.5000000 (4)

10.0000000 (3)

1000.0000000 (3)

0.1000000 (1)

100.0000000 (1)

11.0000000 (1)

25.0000000 (1)

5.0000000 (1)

500.0000000 (1)

6.0000000 (1)

Gas Component 2
Choose a refinement:

PPM ETHANOL (6)

PPM HYDROGEN SULFIDE (4)

PPM PHOSPHINE (4)

PPM CARBON MONOXIDE (2)

% 1,3 BUTADIENE (1)

% CARBON DIOXIDE (1)

PPB FORMALDEHYDE (1)

PPM CARBONYL SULFIDE (1)

PPM FORMALDEHYDE (1)

PPM OXYGEN (1)

PPM PROPANE (1)

Gas Component Amount 3
Choose a refinement:

50.0000000 (3)

0.1000000 (1)

10.0000000 (1)

100.0000000 (1)

2.5000000 (1)

27.5000000 (1)

Gas Component 3
Choose a refinement:

PPM CARBON MONOXIDE (4)

% METHANE (1)

% N HEPTANE (1)

PPM BENZENE (1)

PPM NITRIC OXIDE (1)

Gas Component Amount 4
Choose a refinement:

2.5000000 (4)

0.2000000 (1)

18.0000000 (1)

300.0000000 (1)

Gas Component 4
Choose a refinement:

% METHANE (4)

% HEXANE (1)

% OXYGEN (1)

PPM PROPANE (1)

Gas Component Amount 5
Choose a refinement:

18.0000000 (4)

0.2500000 (1)

Gas Component 5
Choose a refinement:

% OXYGEN (5)

Gas Component Amount 6
Choose a refinement:

0.3000000 (1)

Gas Component 6
Choose a refinement:

% 1 PENTENE (1)

Compare Products Up to 4

Clear All

Mixed Gases

Sort by:

E02AI99E3HA25V2

1000PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

1000PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

SDS

1000PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E02AI99E3HA25V2

SDS

E02NI99E3HA44X0

1000PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

1000PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 350

SDS

1000PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:E02NI99E3HA44X0

SDS

X02NI99C15A06J2

500PPB Formaldehyde, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350SS Valve

Show Full Description Hide Full Description

Compare

500PPB Formaldehyde, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350SS Valve

SDS

500PPB Formaldehyde, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350SS Valve

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A06J2

SDS

X02NI99C3006039

1000PPM Oxygen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

1000PPM Oxygen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

SDS

1000PPM Oxygen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02NI99C3006039

SDS

X02NI99CA340006

0.5PPM Phosphine, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

0.5PPM Phosphine, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

SDS

0.5PPM Phosphine, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99CA340006

SDS

X05NI79CA160000

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

SDS

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X05NI79CA160000

SDS

X05NI79CP160000

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

SDS

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X05NI79CP160000

SDS

X05NI79CP662VF3

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 66 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

10PPM Hydrogen Sulfide, 50PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 66 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X05NI79CP662VF3

SDS

X02NI99C15A08B1

6PPM Formaldehyde, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350SS Valve

Show Full Description Hide Full Description

Compare

SDS

6PPM Formaldehyde, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350SS Valve

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A08B1

SDS

X02NI99C58D0002

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 58 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 58 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99C58D0002

SDS

X21ME43C3HA0000

0.1% N Heptane 0.2% Hexane 0.25% Oxygen, 0.3% Cis 2 Pentene 0.3% 1 Pentene 0.5% N Pentane, 0.5% Argon, 0.5% Isopentane, Certified Hydrocarbon Size 300 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

0.1% N Heptane 0.2% Hexane 0.25% Oxygen, 0.3% Cis 2 Pentene 0.3% 1 Pentene 0.5% N Pentane, 0.5% Argon, 0.5% Isopentane, Certified Hydrocarbon Size 300 High Pressure Aluminum Cylinder, CGA 350

SDS

0.1% N Heptane 0.2% Hexane 0.25% Oxygen, 0.3% Cis 2 Pentene 0.3% 1 Pentene 0.5% N Pentane, 0.5% Argon, 0.5% Isopentane, Certified Hydrocarbon Size 300 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X21ME43C3HA0000

SDS

E03NI88E15A01P4

27.5PPM Nitirc Oxide, 11% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Compare

27.5PPM Nitirc Oxide, 11% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

SDS

27.5PPM Nitirc Oxide, 11% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Airgas Part #:E03NI88E15A01P4

SDS

X02NI99CP1000P2

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99CP1000P2

SDS

X05NI79CP160003

25PPM Hydrogen Sulfide, 100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

25PPM Hydrogen Sulfide, 100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

SDS

25PPM Hydrogen Sulfide, 100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X05NI79CP160003

SDS

X04NI99CA98C024

5PPM Carbonyl Sulfide, 10PPM Benzene, 300PPM Propane, Balance Nitrogen Certified Reference Material, 98 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA 180

Show Full Description Hide Full Description

Compare

5PPM Carbonyl Sulfide, 10PPM Benzene, 300PPM Propane, Balance Nitrogen Certified Reference Material, 98 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA 180

SDS

5PPM Carbonyl Sulfide, 10PPM Benzene, 300PPM Propane, Balance Nitrogen Certified Reference Material, 98 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA 180

Show Full Description Hide Full Description

Airgas Part #:X04NI99CA98C024

SDS

X02NI99C58DC001

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 584 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 584 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99C58DC001

SDS

X02NI99CA34C0J4

0.5PPM Phosphine, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

0.5PPM Phosphine, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99CA34C0J4

SDS

X04NI79CEDC001

100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, Size E Steel Disposable Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, Size E Steel Disposable Cylinder, CGA 590

SDS

100PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, Size E Steel Disposable Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:X04NI79CEDC001

SDS

X02NI99CA3400G0

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

SDS

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99CA3400G0

SDS

X02NI99CA34C0B0

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

SDS

208.4PPM Ethanol, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02NI99CA34C0B0

SDS

1
2
NEXT ›

Customer Service
Airgas response to COVID-19▶