Arbeitssicherheit/Schutzhosen - Bärtschi AG

Gesamtsortiment

/Arbeitssicherheit

Produkte

(Preise inkl. MwSt.)

Warnschutzbundhose Protect MS Gr. L<br>

Art.Nr. 0088-399-0105

Warnschutzbundhose Protect MS Gr. L

CHF 162.85 statt CHF 177.00

Warnschutzbundhose Protect MS Gr. XL<br>

Art.Nr. 0088-399-0106

Warnschutzbundhose Protect MS Gr. XL

CHF 162.85 statt CHF 177.00

Warnschutzbundhose Protect MS Gr. M<br>

Art.Nr. 0088-399-0104

Warnschutzbundhose Protect MS Gr. M

CHF 162.85 statt CHF 177.00

Bundhose FUNCTION Ergo Gr. L<br>

Art.Nr. 0088-342-1005

Bundhose FUNCTION Ergo Gr. L

CHF 164.70 statt CHF 179.00

Bundhose FUNCTION Universal Gr. L<br>

Art.Nr. 0088-342-1505

Bundhose FUNCTION Universal Gr. L

CHF 118.70 statt CHF 129.00

Bundhose FUNCTION Universal Gr. XL<br>

Art.Nr. 0088-342-1506

Bundhose FUNCTION Universal Gr. XL

CHF 118.70 statt CHF 129.00

Bundhose X-Climb Gr. L<br>

Art.Nr. 0088-494-0005

Bundhose X-Climb Gr. L

CHF 204.25 statt CHF 222.00

FS-Schutzhose Protect FS Gr. XS<br>

Art.Nr. 0088-458-0002

FS-Schutzhose Protect FS Gr. XS

CHF 127.90 statt CHF 139.00

Bundhose Classic 50 Husqvarna<br>

Art.Nr. 529 51 89-50

Bundhose Classic 50 Husqvarna

CHF 109.80 statt CHF 122.00

FS-Schutzhose Protect FS Gr. S<br>

Art.Nr. 0088-458-0003

FS-Schutzhose Protect FS Gr. S

CHF 127.90 statt CHF 139.00

FS-Schutzhose Protect FS Gr. M<br>

Art.Nr. 0088-458-0004

FS-Schutzhose Protect FS Gr. M

CHF 127.90 statt CHF 139.00

FS-Schutzhose Protect FS Gr. L<br>

Art.Nr. 0088-458-0005

FS-Schutzhose Protect FS Gr. L

CHF 127.90 statt CHF 139.00

FS-Schutzhose Protect FS Gr. XL<br>

Art.Nr. 0088-458-0006

FS-Schutzhose Protect FS Gr. XL

CHF 127.90 statt CHF 139.00

FS-Schutzhose Protect FS Gr. XXL<br>

Art.Nr. 0088-458-0007

FS-Schutzhose Protect FS Gr. XXL

CHF 127.90 statt CHF 139.00

FS-Schutzhose Protect FS Gr. 3XL<br>

Art.Nr. 0088-458-0008

FS-Schutzhose Protect FS Gr. 3XL

CHF 127.90 statt CHF 139.00

FS-Schutzhose TriProtect FS Gr. XS<br>

Art.Nr. 0088-458-0102

FS-Schutzhose TriProtect FS Gr. XS

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. S<br>

Art.Nr. 0088-458-0103

FS-Schutzhose TriProtect FS Gr. S

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. M<br>

Art.Nr. 0088-458-0104

FS-Schutzhose TriProtect FS Gr. M

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. L<br>

Art.Nr. 0088-458-0105

FS-Schutzhose TriProtect FS Gr. L

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. XL<br>

Art.Nr. 0088-458-0106

FS-Schutzhose TriProtect FS Gr. XL

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. XXL<br>

Art.Nr. 0088-458-0107

FS-Schutzhose TriProtect FS Gr. XXL

CHF 174.80 statt CHF 190.00

FS-Schutzhose TriProtect FS Gr. 3XL<br>

Art.Nr. 0088-458-0108

FS-Schutzhose TriProtect FS Gr. 3XL

CHF 174.80 statt CHF 190.00

HS-Schutzhose MultiProtect HS Gr. XS<br>

Art.Nr. 0088-459-0102

HS-Schutzhose MultiProtect HS Gr. XS

HS-Schutzhose MultiProtect HS Gr. S<br>

Art.Nr. 0088-459-0103

HS-Schutzhose MultiProtect HS Gr. S

HS-Schutzhose MultiProtect HS Gr. M<br>

Art.Nr. 0088-459-0104

HS-Schutzhose MultiProtect HS Gr. M

HS-Schutzhose MultiProtect HS Gr. L<br>

Art.Nr. 0088-459-0105

HS-Schutzhose MultiProtect HS Gr. L

HS-Schutzhose MultiProtect HS Gr. XL<br>

Art.Nr. 0088-459-0106

HS-Schutzhose MultiProtect HS Gr. XL

HS-Schutzhose MultiProtect HS Gr. XXL<br>

Art.Nr. 0088-459-0107

HS-Schutzhose MultiProtect HS Gr. XXL

HS-Schutzhose MultiProtect HS Gr. 3XL<br>

Art.Nr. 0088-459-0108

HS-Schutzhose MultiProtect HS Gr. 3XL

Bundhose X-Climb Gr. XS<br>

Art.Nr. 0088-494-0002

Bundhose X-Climb Gr. XS

CHF 204.25 statt CHF 222.00

Bundhose X-Climb Gr. S<br>

Art.Nr. 0088-494-0003

Bundhose X-Climb Gr. S

CHF 204.25 statt CHF 222.00

Bundhose X-Climb Gr. M<br>

Art.Nr. 0088-494-0004

Bundhose X-Climb Gr. M

CHF 204.25 statt CHF 222.00

Bundhose X-Climb Gr. XL<br>

Art.Nr. 0088-494-0006

Bundhose X-Climb Gr. XL

CHF 204.25 statt CHF 222.00

Bundhose X-Climb Gr. XXL<br>

Art.Nr. 0088-494-0007

Bundhose X-Climb Gr. XXL

CHF 204.25 statt CHF 222.00

FS Warn-Schutzhose Protect FS Gr. XS<br>

Art.Nr. 0088-534-0002

FS Warn-Schutzhose Protect FS Gr. XS

CHF 144.45 statt CHF 157.00

FS Warn-Schutzhose Protect FS Gr. S<br>

Art.Nr. 0088-534-0003

FS Warn-Schutzhose Protect FS Gr. S

CHF 144.45 statt CHF 157.00

FS Warn-Schutzhose Protect FS Gr. M<br>

Art.Nr. 0088-534-0004

FS Warn-Schutzhose Protect FS Gr. M

CHF 144.45 statt CHF 157.00

FS Warn-Schutzhose Protect FS Gr. L<br>

Art.Nr. 0088-534-0005

FS Warn-Schutzhose Protect FS Gr. L

CHF 144.45 statt CHF 157.00

FS Warn-Schutzhose Protect FS Gr. XL<br>

Art.Nr. 0088-534-0006

FS Warn-Schutzhose Protect FS Gr. XL

CHF 144.45 statt CHF 157.00

FS Warn-Schutzhose Protect FS Gr. XXL<br>

Art.Nr. 0088-534-0007

FS Warn-Schutzhose Protect FS Gr. XXL

CHF 144.45 statt CHF 157.00

Latz Protect MS, warnorange<br>

Art.Nr. 0088-522-0010

Latz Protect MS, warnorange

CHF 46.00 statt CHF 50.00

Bundhose FUNCTION Ergo Gr. M<br>

Art.Nr. 0088-342-1004

Bundhose FUNCTION Ergo Gr. M

Bundhose FUNCTION Universal Gr. M<br>

Art.Nr. 0088-342-1504

Bundhose FUNCTION Universal Gr. M

CHF 118.70 statt CHF 129.00

Wetterschutz-Bundhose Raintec Gr. M<br>

Art.Nr. 0088-352-0004

Wetterschutz-Bundhose Raintec Gr. M

CHF 123.30 statt CHF 134.00

Bundhose FUNCTION Ergo Gr. XS<br>

Art.Nr. 0088-342-1002

Bundhose FUNCTION Ergo Gr. XS

CHF 164.70 statt CHF 179.00

Bundhose FUNCTION Ergo Gr. XL<br>

Art.Nr. 0088-342-1006

Bundhose FUNCTION Ergo Gr. XL

CHF 164.70 statt CHF 179.00

Bundhose FUNCTION Ergo Gr. XXL<br>

Art.Nr. 0088-342-1007

Bundhose FUNCTION Ergo Gr. XXL

CHF 164.70 statt CHF 179.00

Bundhose FUNCTION Ergo Gr. 3XL<br>

Art.Nr. 0088-342-1008

Bundhose FUNCTION Ergo Gr. 3XL

CHF 164.70 statt CHF 179.00

Bundhose FUNCTION Ergo Gr. M-6<br>

Art.Nr. 0088-342-1014

Bundhose FUNCTION Ergo Gr. M-6

CHF 173.90 statt CHF 189.00

Bundhose FUNCTION Ergo Gr. L-6<br>

Art.Nr. 0088-342-1015

Bundhose FUNCTION Ergo Gr. L-6

CHF 173.90 statt CHF 189.00

Bundhose FUNCTION Ergo Gr. XL-6<br>

Art.Nr. 0088-342-1016

Bundhose FUNCTION Ergo Gr. XL-6

CHF 173.90 statt CHF 189.00

Bundhose FUNCTION Ergo Gr. M+6<br>

Art.Nr. 0088-342-1024

Bundhose FUNCTION Ergo Gr. M+6

CHF 173.90 statt CHF 189.00

Bundhose FUNCTION Ergo Gr. L+6<br>

Art.Nr. 0088-342-1025

Bundhose FUNCTION Ergo Gr. L+6

CHF 173.90 statt CHF 189.00

Bundhose FUNCTION Ergo Gr. XL+6<br>

Art.Nr. 0088-342-1026

Bundhose FUNCTION Ergo Gr. XL+6

CHF 173.90 statt CHF 189.00

Bundhose ADVANCE X-Flex Gr. XS<br>

Art.Nr. 0088-342-1202

Bundhose ADVANCE X-Flex Gr. XS

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. S<br>

Art.Nr. 0088-342-1203

Bundhose ADVANCE X-Flex Gr. S

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. M<br>

Art.Nr. 0088-342-1204

Bundhose ADVANCE X-Flex Gr. M

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. L<br>

Art.Nr. 0088-342-1205

Bundhose ADVANCE X-Flex Gr. L

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. XL<br>

Art.Nr. 0088-342-1206

Bundhose ADVANCE X-Flex Gr. XL

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. XXL<br>

Art.Nr. 0088-342-1207

Bundhose ADVANCE X-Flex Gr. XXL

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. 3XL<br>

Art.Nr. 0088-342-1208

Bundhose ADVANCE X-Flex Gr. 3XL

CHF 372.60 statt CHF 405.00

Bundhose ADVANCE X-Flex Gr. S-6<br>

Art.Nr. 0088-342-1213

Bundhose ADVANCE X-Flex Gr. S-6

CHF 381.80 statt CHF 415.00

Bundhose ADVANCE X-Flex Gr. M-6<br>

Art.Nr. 0088-342-1214

Bundhose ADVANCE X-Flex Gr. M-6

CHF 381.80 statt CHF 415.00

Bundhose ADVANCE X-Flex Gr. L-6<br>

Art.Nr. 0088-342-1215

Bundhose ADVANCE X-Flex Gr. L-6

CHF 381.80 statt CHF 415.00

Bundhose ADVANCE X-Flex Gr. XL-6<br>

Art.Nr. 0088-342-1216

Bundhose ADVANCE X-Flex Gr. XL-6

CHF 381.80 statt CHF 415.00

Bundhose ADVANCE X-Light Gr. S<br>

Art.Nr. 0088-342-1403

Bundhose ADVANCE X-Light Gr. S

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. M<br>

Art.Nr. 0088-342-1404

Bundhose ADVANCE X-Light Gr. M

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. L<br>

Art.Nr. 0088-342-1405

Bundhose ADVANCE X-Light Gr. L

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. XL<br>

Art.Nr. 0088-342-1406

Bundhose ADVANCE X-Light Gr. XL

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. XXL<br>

Art.Nr. 0088-342-1407

Bundhose ADVANCE X-Light Gr. XXL

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. 3XL<br>

Art.Nr. 0088-342-1408

Bundhose ADVANCE X-Light Gr. 3XL

CHF 266.80 statt CHF 290.00

Bundhose ADVANCE X-Light Gr. S-6<br>

Art.Nr. 0088-342-1413

Bundhose ADVANCE X-Light Gr. S-6

CHF 276.00 statt CHF 300.00

Bundhose ADVANCE X-Light Gr. M-6<br>

Art.Nr. 0088-342-1414

Bundhose ADVANCE X-Light Gr. M-6

CHF 276.00 statt CHF 300.00

Bundhose ADVANCE X-Light Gr. L-6<br>

Art.Nr. 0088-342-1415

Bundhose ADVANCE X-Light Gr. L-6

CHF 276.00 statt CHF 300.00

Bundhose ADVANCE X-Light Gr. XL-6<br>

Art.Nr. 0088-342-1416

Bundhose ADVANCE X-Light Gr. XL-6

CHF 276.00 statt CHF 300.00

Bundhose FUNCTION Universal Gr. S<br>

Art.Nr. 0088-342-1503

Bundhose FUNCTION Universal Gr. S

CHF 118.70 statt CHF 129.00

Bundhose FUNCTION Universal Gr. XXL<br>

Art.Nr. 0088-342-1507

Bundhose FUNCTION Universal Gr. XXL

CHF 118.70 statt CHF 129.00

Bundhose FUNCTION Universal Gr. 3XL<br>

Art.Nr. 0088-342-1508

Bundhose FUNCTION Universal Gr. 3XL

CHF 118.70 statt CHF 129.00

Bundhose FUNCTION Universal Gr. S-6<br>

Art.Nr. 0088-342-1513

Bundhose FUNCTION Universal Gr. S-6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. M-6<br>

Art.Nr. 0088-342-1514

Bundhose FUNCTION Universal Gr. M-6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. L-6<br>

Art.Nr. 0088-342-1515

Bundhose FUNCTION Universal Gr. L-6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. XL-6<br>

Art.Nr. 0088-342-1516

Bundhose FUNCTION Universal Gr. XL-6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. M+6<br>

Art.Nr. 0088-342-1524

Bundhose FUNCTION Universal Gr. M+6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. L+6<br>

Art.Nr. 0088-342-1525

Bundhose FUNCTION Universal Gr. L+6

CHF 127.90 statt CHF 139.00

Bundhose FUNCTION Universal Gr. XL+6<br>

Art.Nr. 0088-342-1526

Bundhose FUNCTION Universal Gr. XL+6

CHF 127.90 statt CHF 139.00

Bundhose ADVANCE X-TREEm Gr. XS<br>

Art.Nr. 0088-342-1602

Bundhose ADVANCE X-TREEm Gr. XS

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. S<br>

Art.Nr. 0088-342-1603

Bundhose ADVANCE X-TREEm Gr. S

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. M<br>

Art.Nr. 0088-342-1604

Bundhose ADVANCE X-TREEm Gr. M

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. L<br>

Art.Nr. 0088-342-1605

Bundhose ADVANCE X-TREEm Gr. L

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. XL<br>

Art.Nr. 0088-342-1606

Bundhose ADVANCE X-TREEm Gr. XL

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. XXL<br>

Art.Nr. 0088-342-1607

Bundhose ADVANCE X-TREEm Gr. XXL

CHF 492.20 statt CHF 535.00

Bundhose ADVANCE X-TREEm Gr. 3XL<br>

Art.Nr. 0088-342-1608

Bundhose ADVANCE X-TREEm Gr. 3XL

CHF 492.20 statt CHF 535.00

Wetterschutz-Bundhose Raintec Gr. S<br>

Art.Nr. 0088-352-0003

Wetterschutz-Bundhose Raintec Gr. S

CHF 123.30 statt CHF 134.00

Wetterschutz-Bundhose Raintec Gr. L<br>

Art.Nr. 0088-352-0005

Wetterschutz-Bundhose Raintec Gr. L

CHF 123.30 statt CHF 134.00

Wetterschutz-Bundhose Raintec Gr. XL<br>

Art.Nr. 0088-352-0006

Wetterschutz-Bundhose Raintec Gr. XL

CHF 123.30 statt CHF 134.00

Wetterschutz-Bundhose Raintec Gr. XXL<br>

Art.Nr. 0088-352-0007

Wetterschutz-Bundhose Raintec Gr. XXL

CHF 123.30 statt CHF 134.00

Latzhose FUNCTION Ergo Gr. S<br>

Art.Nr. 0088-388-0403

Latzhose FUNCTION Ergo Gr. S

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. M<br>

Art.Nr. 0088-388-0404

Latzhose FUNCTION Ergo Gr. M

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. L<br>

Art.Nr. 0088-388-0405

Latzhose FUNCTION Ergo Gr. L

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. XL<br>

Art.Nr. 0088-388-0406

Latzhose FUNCTION Ergo Gr. XL

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. XXL<br>

Art.Nr. 0088-388-0407

Latzhose FUNCTION Ergo Gr. XXL

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. 3XL<br>

Art.Nr. 0088-388-0408

Latzhose FUNCTION Ergo Gr. 3XL

CHF 180.30 statt CHF 196.00

Latzhose FUNCTION Ergo Gr. M-6<br>

Art.Nr. 0088-388-0414

Latzhose FUNCTION Ergo Gr. M-6

CHF 189.50 statt CHF 206.00

Latzhose FUNCTION Ergo Gr. L-6<br>

Art.Nr. 0088-388-0415

Latzhose FUNCTION Ergo Gr. L-6

CHF 189.50 statt CHF 206.00

Latzhose FUNCTION Ergo Gr. XL-6<br>

Art.Nr. 0088-388-0416

Latzhose FUNCTION Ergo Gr. XL-6

CHF 189.50 statt CHF 206.00

Latzhose FUNCTION Ergo Gr. M+6<br>

Art.Nr. 0088-388-0424

Latzhose FUNCTION Ergo Gr. M+6

CHF 189.50 statt CHF 206.00

Latzhose FUNCTION Ergo Gr. L+6<br>

Art.Nr. 0088-388-0425

Latzhose FUNCTION Ergo Gr. L+6

CHF 189.50 statt CHF 206.00

Latzhose FUNCTION Ergo Gr. XL+6<br>

Art.Nr. 0088-388-0426

Latzhose FUNCTION Ergo Gr. XL+6

CHF 189.50 statt CHF 206.00

Latzhose ADVANCE X-Light Gr. S<br>

Art.Nr. 0088-388-0503

Latzhose ADVANCE X-Light Gr. S

CHF 299.00 statt CHF 325.00

Latzhose ADVANCE X-Light Gr. M<br>

Art.Nr. 0088-388-0504

Latzhose ADVANCE X-Light Gr. M

CHF 299.00 statt CHF 325.00

Latzhose ADVANCE X-Light Gr. L<br>

Art.Nr. 0088-388-0505

Latzhose ADVANCE X-Light Gr. L

CHF 299.00 statt CHF 325.00

Latzhose ADVANCE X-Light Gr. XL<br>

Art.Nr. 0088-388-0506

Latzhose ADVANCE X-Light Gr. XL

CHF 299.00 statt CHF 325.00

Latzhose ADVANCE X-Light Gr. XXL<br>

Art.Nr. 0088-388-0507

Latzhose ADVANCE X-Light Gr. XXL

CHF 299.00 statt CHF 325.00

Latzhose ADVANCE X-Light Gr. 3XL<br>

Art.Nr. 0088-388-0508

Latzhose ADVANCE X-Light Gr. 3XL

CHF 299.00 statt CHF 325.00

Warnschutzbundhose Protect MS Gr. S<br>

Art.Nr. 0088-399-0103

Warnschutzbundhose Protect MS Gr. S

CHF 162.85 statt CHF 177.00

Warnschutzbundhose Protect MS Gr. XXL<br>

Art.Nr. 0088-399-0107

Warnschutzbundhose Protect MS Gr. XXL

CHF 162.85 statt CHF 177.00

Warnschutzbundhose Protect MS Gr. 3XL<br>

Art.Nr. 0088-399-0108

Warnschutzbundhose Protect MS Gr. 3XL

CHF 162.85 statt CHF 177.00

Warnschutzbundhose Protect MS Gr. S-6<br>

Art.Nr. 0088-399-0113

Warnschutzbundhose Protect MS Gr. S-6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. M-6<br>

Art.Nr. 0088-399-0114

Warnschutzbundhose Protect MS Gr. M-6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. L-6<br>

Art.Nr. 0088-399-0115

Warnschutzbundhose Protect MS Gr. L-6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. XL-6<br>

Art.Nr. 0088-399-0116

Warnschutzbundhose Protect MS Gr. XL-6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. S+6<br>

Art.Nr. 0088-399-0123

Warnschutzbundhose Protect MS Gr. S+6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. M+6<br>

Art.Nr. 0088-399-0124

Warnschutzbundhose Protect MS Gr. M+6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. L+6<br>

Art.Nr. 0088-399-0125

Warnschutzbundhose Protect MS Gr. L+6

CHF 172.05 statt CHF 187.00

Warnschutzbundhose Protect MS Gr. XL+6<br>

Art.Nr. 0088-399-0126

Warnschutzbundhose Protect MS Gr. XL+6

CHF 172.05 statt CHF 187.00

Firma	Bärtschi Werkzeuge & Maschinen AG
Strasse	Wangenstrasse 46
PLZ/Ort	3360 Herzogenbuchsee
Telefon	062 961 30 15
E-Mail-Adresse	info@baertschiag.ch